2012届高三生物二轮复习专题练习10：遗传的细胞学基础-南京廖华答案网

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elationship between Government and business. The \ssions\cretary of \d succinctly summarized the new relationship between Government and business, as pure politics, reshaping the political relationship specified in the direction. District leaders in handling political and business relations, engage in trading power for money, and finally stumbled, we a lesson, always keep in mind that \an\cing \o\n a sincere engagement with private enterprise to help solve practical difficulties; \Division of power, exercised in accordance with, private entrepreneurs with innocent purity, not abusing power for personal gain, not to engage in trading power for money. Third, in order to maintain fairness and justice. Fairness and justice is the lifeline of the rule of law, is the best development environment. Currently, lax law enforcement and the judicial sector in our region also exist to varying degrees, law enforcement departments and individual window units power for personal gains and bribes, thick friends, relations, human cases, money cases in which seriously infringe on the legitimate rights and interests of enterprises and people. Especially some law enforcement and inspection for profit purposes, deliberately looking for corporate loopholes, found directly under the ticket does not give business improvement opportunities. We recruit a company doesn't easily, cultivating a business more difficult, never for personal gain, systematic harassment, card, last checked to check to get the enterprise collapsed. To guarantee the legitimate rights and interests. Always proceed from the overall situation of reform and development of services, fully consider the characteristics of production and management in non-public enterprises and social benefits, an accurate grasp of legal limits, protect the enthusiasm of entrepreneurs and practitioners in innovation and entrepreneurship, enhancing expectations and confidence. To promote strict enforcement. Strengthening law enforcement procedures, improve law enforcement performance evaluation, strengthening the supervision of law enforcement, exploration and practice of risk control mechanism of law enforcement to further standardize the social security, urban management, road traffic administrative law enforcement, effectively free, extensive law-enforcement and lax enforcement of law enforcement and other issues. To uphold justice. Justice is the last line of Defense to safeguard fairness and justice, to unequivocally support the courts and procuratorates independently exercise level ... Judicial activities were rampant, must not be allowed to run, favors, money, must not be allowed to knowingly violate the miscarriage, violations of the legitimate rights and interests of the masses must not be allowed to abuse of power, to make forest mass can be felt in every judicial cases in equity and justice. Four to deepen grass-roots governance according to lawchain do long, and put scale big. To serve the development of enterprises. Duocuo simultaneously improving service efficiency, build better public services platform, enhance work efficiency, initiative to help businesses solve the project procedures, financing loans, issues such as land-use approval, reduce operating costs, business travel light and enhance the confidence to overcome all kinds of difficulties and the Foundation, real entrepreneurial passion play entrepreneurship, enhance the internal vitality and creativity. SI XING an construction, promoting the rule of law, tries to make the transformation of forest development XI General Secretary stressed, to reinvigorate Northeast China, optimized development environment is very important. Environment of rule of law most gather Moss, the most conducive to development. Improving the leading cadres ' using the method of thought and the rule of law Administration work, problem-solving, the ability to promote the development, is the key to promoting the rule of law. The law may affect the efficiency of out of the path of development will be more smooth, won development gains will be sustained, and end with greater efficiency. Leading cadres at all levels should take the lead in respect of law law, abide by, and actively foster Socialist culture, actively promoting the field of multi-level governance according to law, guide the masses and consciously abide by the law, failing to find law, solve the problem by law, in accordance with the law prevail. XXX administration by law of leading cadres do not exist on the rule of law, law enforcement, casual, and vow not to investors, the new scores and other turmoil. These important expositions on my district create good development environment with highly targeted and guidance, especially the General Secretary pointed out that the chaos in my area also exists to varying degrees, some even quite serious. Leading cadres at all levels must improve the development environment of rule of law as a fundamental task, adhere to the problem oriented, solid and solve the problems in the construction of rule of law, to rule the new effect for development environment improvements. To hold \ders of this group, although few in number, but the effect is critical. If a local leaders take the lead right according to law, in accordance with the law, the local CPPCC fresh, pragmatic and efficient development environment. Conversely, if a local leaders of ignoring the law, impunity, not only the political environment will be destroyed, will have serious implications for the development environment. Now, some leading cadres lack of awareness on the importance of learning, that learn or not does not matter. Think efficiency is too low too much, act according to the procedure, than an executive order getting along with. In dealing with complex issues, often speak of \on the issue of handling letters and visits, like to spend money and buy stop and stable, but disregard the law administration, in accordance with the law, the rulechain do long, and put scale big. To serve the developmnt of enterprises. Duocuo simultaneously improving service efficiency, build better public services platform, enhance work efficiency, initiative to help businesses solve the project procedures, financing loans, issues such as land-use approval, reduce operating costs, business travel light and enhance the confidence to overcome all kinds of difficulties and the Foundation, real entrepreneurial passion play entrepreneurship, enhance the internal vitality and creativity. SI XING an construction, promoting the rule of law, tries to make the transformation of forest development XI General Secretary stressed, to reinvigorate Northeast China, optimized development environment is very important. Environment of rule of law most gather Moss, the most conducive to development. Improving the leading cadres ' using the method of thought and the rule of law Administration work, problem-solving, the ability to promote the development, is the key to promoting the rule of law. The law may affect the efficiency of out of the path of development will be more smooth, won development gains will be sustained, and end with greater efficiency. Leading cadres at all levels should take the lead in respect of law law, abide by, and actively foster Socialist culture, actively promoting the field of multi-level governance according to law, guide the masses and consciously abide by the law, failing to find law, solve the problem by law, in accordance with the law prevail. XXX administration by law of leading cadres do not exist on the rule of law, law enforcement, casual, and vow not to investors, the new scores and other turmoil. These important expositions on my district create good development environment with highly targeted and guidance, especially the General Secretary pointed out that the chaos in my area also exists to varying degrees, some even quite serious. Leading cadres at all levels must improve the development environment of rule of law as a fundamental task, adhere to the problem oriented, solid and solve the problems in the construction of rule of law, to rule the new effect for development environment improvements. To hold \ders of this group, although few in number, but the effect is critical. If a local leaders take the lead right according to law, in accordance with the law, the local CPPCC fresh, pragmatic and efficient development environment. Conversely, if a local leaders of ignoring the law, impunity, not only the political environment will be destroyed, will have serious implications for the development environment. Now, some leading cadres lack of awareness on the importance of learning, that learn or not does not matter. Think efficiency is too low too much, act according to the procedure, than an executive order getting along with. In dealing with complex issues, often speak of \ssue of handling letters and visits, like to spend money and buy stop and stable, but disregard the law administration, in accordance with the law, the rul 2012届高三生物二轮复习专题练习10：遗传的细胞学基础

一、选择题

1.图9为色盲患者的遗传系谱图。以下说法正确的是 A．Ⅱ－3与正常男性婚配，后代都不患病

B．Ⅱ－3与正常男性婚配，生育患病男孩的概率是1／8 C．Ⅱ－4与正常女性婚配，后代不患病

D．Ⅱ－4与正常女性婚配，生育患病男孩的概率是1／8

2.下面四图是同种生物4个个体的细胞示意图,其中A 对a为显性、B对b为显性,哪两个图示的生物体杂交后，后代出现4种表现型、6种基因型 ( )

A.图1和图3 B.图1和图4 C.图2和图3 D.图2和图4

3.雄蛙的一个体细胞经有丝分裂形成两个子细胞(C1、C2)，一个初级精母细胞经减数第一次分裂形成两个次级精母细胞(S1、S2)。比较C1与C2、S1与S2细胞核中DNA数目及其贮存的遗传信息，正确的是( )

A．DNA数目C1与C2相同，S1与S2不同 B．遗传信息C1与C2相同，S1与S2不同 C．DNA数目C1与C2不同，S1与S2相同 D．遗传信息C1与C2不同，S1与S2相同

4.在哺乳动物精巢中，发现一些细胞中的染色体数目与精原细胞相同，染色体与DNA之比为1∶1。这些细胞可能是 A．初级精母细胞 C．联会时的细胞

B．次级精母细胞 D．精子细胞

5.人类的精子中含有的染色体是（）

A．44+XY B．23+X或23+Y C．22+X或22+Y D．44+XX

6.右图是某种遗传病的系谱图(该病由一对等位基因控制)，其最可能的遗传方式是( ) A．X染色体上显性遗传

rass-roots governance according to law is an important foundation for promoting the construction of rule of law, but also the most basic development environment. Despite my good social order in General, but there are law-abiding consciousness, social order is not standard, regardless of faith, Twining visit visit and other outstanding problems. We want to actively promote the field of multi-level governance according to law, promote the continuous improvement of the social environment. o promote universal compliance. Actively foster the rule of law culture, carry out law publicity and education on honesty and trustworthiness, guide the masses and consciously abide by the law, failing to find method, problem-solving method, method of gradually changing the world, he is not looking for but someone \n rules\w, abide by the good atmosphere. To strengthen the comprehensive management of public security. Deepening peace xingan construction, stronglyagainst violence crime, mafia and serious criminal offences, to protect the legitimate rights and interests of citizens, legal persons, carry out criminal policy of temper justice with mercy, the maximum stimulating social vitality, and earnestly safeguard social harmony and stabily. To resolve social conflicts by law. To further smooth channels of reporting social conditions and public opinion, improving regulation, arbitration, as well as dispute resolution mechanisms, implement fully the petitioners ' cases \d-party\nd supervising system of letters and calls, and to resolve the involved law lawsuit into the orbit of rule of law, vexatious, Twining visit visit, disturbing social order and other malicious extortion, resolutely crack down. Five, improving cadres Vitale, provide strong protection for forest development XI General Secretary stressed that the comprehensive revitalization in Northeast China, needs a high quality, solid style, cadres of the dare to play. Cadre cadres is a pledge, should want to do work and able to do good, enthusiasm is paramount. Treat party cadres, it is necessary to Strict management, and warm care, enable the broad masses of cadres work hard work, this is two parallel principles. In strict accordance with the standards of good cadres selection and appointment, the real officers, dare officers, those who want to play, good as excellent cadres at all levels of leadership in the past. At present, some leading cadres work initiative is not high, beyond political, idle, lazy governance governance, not as, slow, messy and a phenomenon still exist to varying degrees, affected and restricted economic and social development. We must mobilize the enthusiasm of cadres as an urgent task, adhere to combination of incentives and constraints, and adhere to the strict management and warm care, practical solution \not to\oblem, motivate cadres and better lead the masses to an undertaking, the cadres and create the new achievement in a dare to play, good at shows as new. To identify the problem, accurate pulseof law to visit and contribute to make visits to the vexatious visits arrogance. On these issues, we need to have a proper understanding, should take the lead to establish a sense of fear of the law, strengthen the application of the rule of law and the rule of law work of thinking and take up responsibility for the construction of the rule of law. Put learning first. Premise is ignorant of the law, abide by the law. Leading cadres at all levels should take the lead in studying the Constitution and laws and regulations closely related to work assumed by, an accurate grasp of the basic position of our party to address the issue of the rule of law, known for the scale to do things, figure out how to use it right, what things do, what not to do, it can never \ss of the rule of law. Firmly establish the supremacy of constitutional law, legal equality before the, right by the law makes the right to statutory, as well as therule of law, develop habits of rule of law, to discard the rule and cannot, must not get overridden by authority, at the right pressure. Should take the lead to abide by. Fulfil its mandate in strict accordance with statutory authority and procedures, no matter what you want to adhere o the law, thought of rule by law and the rule of law to tackle hot issues, effective statutory duty must be, without authorization, is not available. Such as construction areas, some cadres are because there is no procedure is followed by the rules, paid a heavy price, we should learn from them, in strict accordance with the law on bidding and implementation ... Promised to give preferential policies for enterprises, hesitant to cash or cash not at all. Masses feel strongly about these issues, it is necessary to be solved. To accelerate decentralization. Specification list list list of powers, responsibilities and negative, clearance, revocation does not adapt to the current situation of the development of policy documents, especially the right to administrative examination and approval, the cancellation must be canceled, the delegation must be decentralized to achieve zero-wait, one-stop, seamless, improve administrative efficiency and service levels. In particular, the delegation of powers must be caught properly, never able to loft is no answer, no one cares, cause backfire, people work harder. To carry out the campaign. Crack down on law enforcement regulations, uncivil and not as, as undermining economic development, such as environmental problems, pay ose attention to the grass-roots level weaknesses, strictly investigate and deal with the grass-roots level corruption and denial of Justice against the interests of the masses, such as corruption and corruption, ruthless people around \development environment. In particular, strengthening the construction of Government credit, and trustworthy prctice for companies and investors, and must not break faith with thepeople, promises and the promise to the society. To build a newof law to visit and contribute to make visits to the vexatious visits arrogance. On these issues, we need to have a proper understanding, should take the lead to establish a sense of fear of the law, strengthen the application of the rule of law and the rule of law work of thinking and take up responsibility for the construction of the rule of law. Put learning first. Premise is ignorant of the law, abide by the law. Leading cadres at all levels should take the lead in studying the Constitution and laws and regulations closely related to work assumed by, an accurate grasp of the basic position of our party to address the issue of the rule of law, known for the scale to do things, figure out how to use it right, what things do, what not to do, it can never \cy\o enhance the awareness of the rule of law. Firmly establish the supremacy of constitutional law, legal equality before the, right by the law makes the right to statutory, as well as the rule of law, develop habits of rule of law, to discard the rule and cannot, must not get overridden by authority, at the right pressure. Should take the lead to abide by. Fulfil its mandate in strict accordance with statutory authority and procedures, no matter what you want to adhere to the law, thought of rule by law and the rule of law to tackle hot issues, effective statutory duty must be, without authorization, is not available. Such as construction areas, some cadres are because there is no procedure is followed by the rules, paid a heavy price, we should learn from them, in strict accordance with the law on bidding and implementation ... Promised to give preferential policies for enterprises, hesitant to cash or cash not at all. Masses feel strongly about these issues, it is necessary to be solved. To accelerate decentralization. Specification list list list of powers, responsibilities and negative, clearance, revocation does not adapt to the current situation of the development of policy documents, especially the right to administrative examination and approval, the cancellation must be canceled, the delegation must be decentralized to achieve zero-wait, one-stop, seamless, improve administrative efficiency and service levels. In particular, the delegation of powers must be caught properly, never able to loft is no answer, no one cares, cause backfire, people work harder. To carry out the campaign. Crack down on law enforcemnt regulations, uncivil and not as, as undermining economic development, such as environmental problems, pay close attention to the grass-roots level weaknesses, strictly investigate and deal with the grass-roots level corruption and denial of Justice against the interests of the masses, such as corruption and corruption, ruthless people around \development environment. In particular, strengthening the construction of Government credit, and trustworthy practice for companies and investors, and must not break faith with thepeople, promises and the promise to the society. To build a newelationship between Government and business. The \ssions\cretary of \d succinctly summarized the new relationship between Government and business, as pure politics, reshaping the political relationship specified in the direction. District leaders in handling political and business relations, engage n trading power for money, and finally stumbled, we a lesson, always keep in mind that \an\cing \o\n a sincere engagement with private enterprise to help solve practical difficulties; \Division of power, exercised in accordance with, private entrepreneurs with innocent purity, not abusing power for personal gain, not to engage in trading power for money. Third, in order to maintain fairness and justice. Fairness and justice is the lifeline of the rule of law, is the best development environment. Currently, lax law enforcement and the judicial sector in our region also exist to varying degrees, law enforcement departments and individual window units power for personal gains and bribes, thick friends, relations, human cases, money cases in which seriously infringe on the legitimate rights and interests of enterprises and people. Especially some law enforcement and inspection for profit purposes, deliberately looking for corporate loopholes, found directly under the ticket does not give business improvement opportunities. We recruit a company doesn't easily, cultivating a business more difficult, never for personal gain, systematic harassment, card, last checked to check to get the enterprise collapsed. To guarantee the legitimate rights and interests. Always proceed from the overall situation of reform and development of services, fully consider the characteristics of production and management in non-public enterprises and social benefits, an accurate grasp of legal limits, protect the enthusiasm of entrepreneurs and practitioners in innovation and entrepreneurship, enhancing expectations and confidence. To promote strict enforcement. Strengthening law enforcement procedures, improve law enforcement performance evaluation, strengthening the supervision of law enforcement, exploration and practice of risk control mechanism of law enforcement to further standardize the social security, urban management, road traffic administrative law enforcement, effectively free, extensive law-enforcement and lax enforcement of law enforcement and other issues. To uphold justice. Justice is the last line of Defense to safeguard fairness and justice, to unequivocally support the courts and procuratorates independently exercise level ... Judicial activities were rampant, must not be allowed to run, favors, money, must not be allowed to knowingly violate the miscarriage, violations of the legitimate rights and interests of the masses must not be allowed to abuse of power, to make forest mass can be felt in every judicial cases in equity and justice. Four to deepen grass-roots governance according to lawchain do long, and put scale big. To serve the development of enterprises. Duocuo simultaneously improving service efficiency, build better public services platform, enhance work efficiency, initiative to help businesses solve the project procedures, financing loans, issues such as land-use approval, reduce operating costs, business travel light and enhance the confidence to overcome all kinds of difficulties and the Foundation, real entrepreneurial passion play entrepreneurship, enhance the internal vitality and creativity. SI XING an construction, promoting the rule of law, tries to make the transformation of forest development XI General Secretary stressed, to reinvigorate Northeast China, optimized development environment is very important. Environment of rule of law most gather Moss, the most conducive to development. Improving the leading cadres ' using the method of thought and the rule of law Administration work, problem-solving, the ability to promote the development, is the key to promoting the rule of law. The law may affect the efficiency of out of the path of development will be more smooth, won development gains will be sustained, and end with greater efficiency. Leading cadres at all levels should take the lead in respect of law law, abide by, and actively foster Socialist culture, actively promoting the field of multi-level governance according to law, guide the masses and consciously abide by the law, failing to find law, solve the problem by law, in accordance with the law prevail. XXX administration by law of leading cadres do not exist on the rule of law, law enforcement, casual, and vow not to investors, the new scores and other turmoil. These important expositions on my district create good development environment with highly targeted and guidance, especially the General Secretary pointed out that the chaos in my area also exists to varying degrees, some even quite serious. Leading cadres at all levels must improve the development environment of rule of law as a fundamental task, adhere to the problem oriented, solid and solve the problems in the construction of rule of law, to rule the new effect for development environment improvements. To hold \ders of this group, although few in number, but the effect is critical. If a local leaders take the lead right according to law, in accordance with the law, the local CPPCC fresh, pragmatic and efficient development environment. Conversely, if a local leaders of ignoring the law, impunity, not only the political environment will be destroyed, will have serious implications for the development environment. Now, some leading cadres lack of awareness on the importance of learning, that learn or not does not matter. Think efficiency is too low too much, act according to the procedure, than an executive order getting along with. In dealing with complex issues, often speak of \on the issue of handling letters and visits, like to spend money and buy stop and stable, but disregard the law administration, in accordance with the law, the rulechain do long, and put scale big. To serve the development of enterprises. Duocuo simultaneously improving service efficiency, build better public services platform, enhance work efficiency, initiative to help businesses solve the project procedures, financing loans, issues such as land-use approval, reduce operating costs, business travel light and enhance the confidence to overcome all kinds of difficulties and the Foundation, real entrepreneurial passion play entrepreneurship, enhance the internal vitality and creativity. SI XING an construction, promoting the rule of law, tries to make the transformation of forest development XI General Secretary stressed, to reinvigorate Northeast China, optimized development environment is very important. Environment of rule of law most gather Moss, the most conducive to development. Improving the leading cadres ' using the method of thought and the rule of law Administration work, problem-solving, the ability to promote the development, is the key to promoting the rule of law. The law may affect the efficiency of out of the path of development will be more smooth, won development gains will be sustained, and end with greater efficiency. Leading cadres at all levels should take the lead in respect of law law, abide by, and actively foster Socialist culture, actively promoting the field of multi-level governance according to law, guide the masses and consciously abide by the law, failing to find law, solve the problem by law, in accordance with the law prevail. XXX administration by law of leading cadres do not exist on the rule of law, law enforcement, casual, and vow not to investors, the new scores and other turmoil. These important expositions on my district create good development environment with highly targeted and guidance, especially the General Secretary pointed out that the chaos in my area also exists to varying degrees, some even quite serious. Leading cadres at all levels must improve the development environment of rule of law as a fundamental task, adhere to the problem oriented, solid and solve the problems in the construction of rule of law, to rule the new effect for development environment improvements. To hold \ders of this group, although few in number, but the effect is critical. If a local leaders take the lead right according to law, in accordance with the law, the local CPPCC fresh, pragmatic and efficient development environment. Conversely, if a local leaders of ignoring the law, impunity, not only the political environment will be destroyed, will have serious implications for the development environment. Now, some leading cadres lack of awareness on the importance of learning, that learn or not does not matter. Think efficiency is too low too much, act ccording to the procedure, than an executive order getting along with. In dealing with complex issues, often speak of \ssue of handling letters and visits, like to spend money and buy stop and stable, but disregard the law administration, in accordance with the law, the rul B．常染色体上显性遗传 C．X染色体上隐性遗传 D．常染色体上隐性遗传

7. (2010·黄冈模拟)如图表示人体某一个细胞的分裂过程，细胞核中染色体数(阴影部分)和DNA分子数(无阴影部分)在A、B、C、D中4个不同时期的统计数据。则同源染色体发生分离的时期是( )

8. (2011年潍坊联考)一对红眼果蝇交配，后代中出现了白眼果蝇。若子一代果蝇自由交配，理论上子二代果蝇中红眼与白眼的比例为( ) A．3∶1 B．5∶3 C．13∶3 D．7∶1

9.在果蝇中，长翅(B)对残翅(b)是显性，位于常染色体上；红眼(A)对白眼(a)是显性，位于X染色体上。现有两只雄果蝇甲、乙和两只雌果蝇丙、丁，这四只果蝇的表现型全是长翅红眼，用它们分别交配，后代的表现型如下：甲×丁乙×丙乙×丁 ↓ ↓ ↓ 长翅红眼长翅红眼长翅红眼、残翅红眼长翅白眼长翅白眼、残翅白眼对这四只果蝇基因型的推断正确的是( ) A．甲为BbXY C．丙为BBXX

AAA

B．乙为BbXY D．丁为bbXX

10.下图为某细胞的分裂图像，据图分析合理的是 ( )

rass-roots governance according to law is an important foundation for promoting the construction of rule of law, but also the most basic development environment. Despite my good social order in General, but there are law-abiding consciousness, social order is not standard, regardless of faith, Twining visit visit and other outstanding problems. We want to actively promote the field of multi-level governance according to law, promote the continuous improvement of the social environment. To promote universal compliance. Actively foster the rule of law culture, carry out law publicity and education on honesty and trustworthiness, guide the masses and consciously abide by the law, failing to find method, problem-solving method, method of gradually changing the world, he is not looking for but someone %ules\ll law law, abide by the good atmosphere. To strengthen the comprehensive management of public security. Deepening peace xingan construction, stronglagainst violence crime, mafia and serious criminal offences, to protect the legitimate rights and interests of citizens, legal persons, carry out criminal policy of temper justice with mercy, the maximum stimulating social vitality, and earnestly safeguard social harmony and stability. To resolve social conflicts by law. To further smooth channels of reporting social conditions and public opinion, improving regulation, arbitration, as well as dispute resolution mechanisms, implement fully the petitioners ' cases \d-party\nd supervising system of letters and calls, and to resolve the involved law lawsuit into the orbit of rule of law, vexatious, Twining visit visit, disturbing social order and other malicious extortion, resolutely crack down. Five, improving cadres Vitale, provide strong protection for forest development XI General Secretary stressed that the comprehensive revitalization in Northeast China, needs a high quality, solid style, cadres of the dare to play. Cadre cadres is a pledge, should want to do work and able to do good, enthusiasm is paramount. Treat party cadres, it is necessary to Strict management, and warm care, enable the broad masses of cadres work hard work, this is two parallel principles. In strict accordance with the standards of good cadres selection and appointment, the real officers, dare officers, those who want to play, good as excellent cadres at all levels of leadership in the past. At present, some leading cadres work initiative is not high, beyond political, idle, lazy governance governance, not as, slow, messy and a phenomenon still exist to varying degrees, affected and restricted economic and social development. We must mobilize the enthusiasm of cadres as an urgent task, adhere to combination of incentives and constraints, and adhere to the strict management and warm care, practical solution \not to\oblem, motivate cadres and better lead the masses to an undertaking, the cadres and create the new achievement in a dare to play, good at shows as new. To identify the problem, accurate pulseof law to visit and contribute to make visits to the vexatious visits arrogance. On these issues, we need to have a proper understanding, should take the lead to establish a sense of fear of the law, strengthen the application of the rule of law and the rule of law work of thinking and take up responsibility for the construction of the rule of law. Put learning first. Premise is ignorant of the law, abide by the law. Leading cadres at all levels should take the lead in studying the Constitution and laws and regulations closely related to work assumed by, an accurate grasp of the basic position of our party to address the issue of the rule of law, known for the scale to do things, figure out how to use it right, what things do, what not to do, it can never \ss of the rule of law. Firmly establish the supremacy of constitutional law, legal equality before the, right by the law makes the right to statutory, as well as therule of law, develop habits of rule of law, to discard the rule and cannot, must not get overridden by authority, at the right pressure. Should take the lead to abide by. Fulfil its mandate in strict accordance with statutory authority and procedures, no matter what you want to adhere to the law, thought of rule by law and the rule of law to tackle hot issues, effective statutory duty must be, without authorization, is not available. Such as construction areas, some cadres are because there is no procedure is followed by the rules, paid a heavy price, we should learn from them, in strict accordance with the law on bidding and implementation ... Promised to give preferential policies for enterprises, hesitant to cash or cash not at all. Masses feel strongly about these issues, it is necessary to be solved. To accelerate decentralization. Specification list list list of powers, responsibilities and negative, clearance, revocation does not adapt to the current situation of the development of policy documents, especially the right to administrative examination and approval, the cancellation must be canceled, the delegation must be decentralized to achieve zero-wait, one-stop, seamless, improve administrative efficiency and service levels. In particular, the delegation of powers must be caught properly, never able to loft is no answer, no one cares, cause backfire, people work harder. To carry out the campaign. Crack down on law enforcement regulations, uncivil and not as, as undermining economic development, such as environmental problems, pay close attention to the grass-roots level weaknesses, strictly investigate and deal with the grass-roots level corruption and denial of Justice against the interests of the masses, such as corruption and corruption, ruthless people around \development environment. In particular, strengthening the construction of Government credit, and trustworthy practice for companies and investors, and must not break faith with thepeople, promises and the promise to the society. To build a newof law to visit and contribute to make visits to the vexatious visits arrogance. On these issues, we need to have a proper understanding, should take the lead to establish a sense of fear of the law, strengthen the application of the rule of law and the rule of law work of thinking and take up responsibility for the construction of the rule of law. Put learning first. Premise is ignorant of the law, abide by the law. Leading cadres at all levels should take the lead in studying the Constitution and laws and regulations closely related to work assumed by, an accurate grasp of the basic position of our party to address the issue of the rule of law, known for the scale to do things, figure out how to use it right, what things do, what not to do, it can never \cy\o enhance the awareness of the rule of law. Firmly establish the supremacy of constitutional law, legal equality before the, right by the law makes the right to statutory, as well as the rule of law, develop habits of rule of law, to discard the rule and cannot, must not get overridden by authority, at the right pressure. Should take the lead to abide by. Fulfil its mandate in strict accordance with statutory authority and procedures, no matter what you want to adhere to the law, thought of rule by law and the rule of law to tackle hot issues, effective statutory duty must be, without authorization, is not available. Such as construction areas, some cadres are because there is no procedure is followed by the rules, paid a heavy price, we should learn from them, in strict accordance with the law on bidding and implementation ... Promised to give preferential policies for enterprises, hesitant to cash or cash not at all. Masses feel strongly about these issues, it is necessary to be solved. To accelerate decentralization. Specification list list list of powers, responsibilities and negative, clearance, revocation does not adapt to the current situation of the development of policy documents, especially the right to administrative examination and approval, the cancellation must be canceled, the delegation must be decentralized to achieve zero-wait, one-stop, seamless, improve administrative efficiency and service levels. In particular, the delegation of powers must be caught properly, never able to loft is no answer, no one cares, cause backfire, people work harder. To carry out the campaign. Crack down on law enforcement regulations, uncivil and not as, as undermining economic development, such as environmental problems, pay close attention to the grass-roots level weaknesses, strictly investigate and deal with the grass-roots level corruption and denial of Justice against the interests of the masses, such as corruption and corruption, ruthless people around \development environment. In particular, strengthening the construction of Government credit, and trustworthy practice for companies and investors, and must not break faith with thepeople, promises and the promise to the society. To build a newelationship between Government and business. The \ssions\cretary of \d succinctly summarized the new relationship between Government and business, as pure politics, reshaping the political relationship specified in the direction. District leaders in handling political and business relations, engage in trading power for money, and finally stumbled, we a lesson, always keep in mind that \an\cing \o\n a sincere engagement with private enterprise to help solve practical difficulties; \Division of power, exercised in accordance with, private entrepreneurs with innocent purity, not abusing power for personal gain, not to engage in trading power for money. Third, in order to maintain fairness and justice. Fairness and justice is the lifeline of the rule of law, is the best development environment. Currently, lax law enforcement and the judicial sector in our region also exist to varying degrees, law enforcement departments and individual window units power for personal gains and bribes, thick friends, relations, human cases, money cases in which seriously infringe on the legitimate rights and interests of enterprises and people. Especially some law enforcement and inspection for profit purposes, deliberately looking for corporate loopholes, found directly under the ticket does not give business improvement opportunities. We recruit a company doesn't easily, cultivating a business more difficult, never for personal gain, systematic harassment, card, last checked to check to get the enterprise collapsed. To guarantee the legitimate rights and interests. Always proceed from the overall situation of reform and development of services, fully consider the characteristics of production and management in non-public enterprises and social benefits, an accurate grasp of legal limits, protect the enthusiasm of entrepreneurs and practitioners in innovation and entrepreneurship, enhancing expectations and confidence. To promote strict enforcement. Strengthening law enforcement procedures, improve law enforcement performance evaluation, strengthening the supervision of law enforcement, exploration and practice of risk control mechanism of law enforcement to further standardize the social security, urban management, road traffic administrative law enforcement, effectively free, extensive law-enforcement and lax enforcement of law enforcement and other issues. To uphold justice. Justice is the last line of Defense to safeguard fairness and justice, to unequivocally support the courts and procuratorates independently exercise level ... Judicial activities were rampant, must not be allowed to run, favors, money, must not be allowed to knowingly violate the miscarriage, violations of the legitimate rights and interests of the masses must not be allowed to abuse of power, to make forest mass can be felt in every judicial cases in equity and justice. Four to deepen grass-roots governance according to lawchain do long, and put scale big. To serve the development of enterprises. Duocuo simultaneously improving service efficiency, build better public services platform, enhance work efficiency, initiative to help businesses solve the project procedures, financing loans, issues such as land-use approval, reduce operating costs, business travel light and enhance the confidence to overcome all kinds of difficulties and the Foundation, real entrepreneurial passion play entrepreneurship, enhance the internal vitality and creativity. SI XING n construction, promoting the rule of law, tries to make the transformation of forest development XI General Secretary stressed, to reinvigorate Northeast China, optimized development environment is very important. Environment of rule of law most gather Moss, the most conducive to development. Improving the leading cadres ' using the method of thought and the rule of law Administration work, problem-solving, the ability to promote the development, is the key to promoting the rule of law. The law may affect the efficiency of out of the path of development will be more smooth, won development gains will be sustained, and end with greater efficiency. Leading cadres at all levels should take the lead in respect of law law, abide by, and actively foster Socialist culture, actively promoting the field of multi-level governance according to law, guide the masses and consciously abide by the law, failing to find law, solve the problem by law, in accordance with the law prevail. XXX administration by law of leading cadres do not exist on the rule of law, law enforcement, casual, and vow not to investors, the new scores and other turmoil. These important expositions on my district create good development environment with highly targeted and guidance, especially the General Secretary pointed out that the chaos in my area also exists to varying degrees, some even quite serious. Leading cadres at all levels must improve the development environment of rule of law as a fundamental task, adhere to the problem oriented, solid and solve the problems in the construction of rule of law, to rule the new effect for development environment improvements. To hold \ders of this group, although few in number, but the effect is critical. If a local leaders take the lead right according to law, in accordance with the law, the local CPPCC fresh, pragmatic and efficient development environment. Conversely, if a local leaders of ignoring the law, impunity, not only the political environment will be destroyed, will have serious implications for the development environment. Now, some leading cadres lack of awareness on the importance of learning, that learn or not does not matter. Think efficiency is too low too much, act according to the procedure, than an executive order getting along with. In dealing with complex issues, often speak of \on the issue of handling letters and visits, like to spend money and buy stop and stable, but disregard the law administration, in accordance with the law, the rulechain do long, and put scale big. To serve the development of enterprises. Duocuo simultaneously improving service efficiency, build better public services platform, enhance work efficiency, initiative to help businesses solve the project procedures, financing loans, issues such as land-use approval, reduce operating costs, business travel light and enhance the confidence to overcome all kinds of difficulties and the Foundation, real entrepreneurial passion play entrepreneurship, enhance the internal vitality and creativity. SI XING an construction, promoting the rule of law, tries to make the transformation of forest development XI General Secretary stressed, to reinvigorate Northeast China, optimized development environment is very important. Environment of rule of law most gather Moss, the most conducive to development. Improving the leading cadres ' using the method of thought and the rule of law Administration work, problem-solving, the ability to promote the development, is the key to promoting the rule of law. The law may affect the efficiency of out of the path of development will be more smooth, won development gains will be sustained, and end with greater efficiency. Leading cadres at all levels should take the lead in respect of law law, abide by, and actively foster Socialist culture, actively promoting the field of multi-level governance according to law, guide the masses and consciously abide by the law, failing to find law, solve the problem by law, in accordance with the law prevail. XXX administration by law of leading cadres do not exist on the rule of law, law enforcement, casual, and vow not to investors, the new scores and other turmoil. These important expositions on my district create good development environment with highly targeted and guidance, especially the General Secretary pointed out that the chaos in my area also exists to varying degrees, some even quite serious. Leading cadres at all levels must improve the development environment of rule of law as a fundamental task, adhere to the problem oriented, solid and solve the problems in the construction of rule of law, to rule the new effect for development environment improvements. To hold \ders of this group, although few in number, but the effect is critical. If a local leaders take the lead right according to law, in accordance with the law, the local CPPCC fresh, pragmatic and efficient development environment. Conversely, if a local leaders of ignoring the law, impunity, not only the political environment will be destroyd, will have serious implications for the development environment. Now, some leading cadres lack of awareness on the importance of learning, that learn or not does not matter. Think efficiency is too low too much, act according to the procedure, than an executive order getting along with. In dealing with complex issues, often speak of \ssue of handling letters and visits, like to spend money and buy stop and stable, but disregard the law administration, in accordance with the law, the rul学而思网校 www.xueersi.com

A．若1号染色体上含有基因W，则2号染色体上含有基因w的可能性很大 B．该细胞有四对同源染色体

C．若该细胞为某生物的体细胞，则该生物高度不育

D．该细胞完成分裂后，细胞中的染色体、DNA、线粒体被平均分配到子细胞中 11.在果蝇的下列细胞中，一定存在Y染色体的细胞是( ) A．初级精母细胞 B．精细胞 C．初级卵母细胞 D．卵细胞

12.人的性染色体变异后XXY三体发育成男性，但果蝇的XXY三体发育成雌体，结合人和果蝇的性染色体组成产生的遗传效应可以判断，人和果蝇性别决定差异在于( ) A．人取决于X染色体数目，果蝇取决于Y染色体数目 B．人取决于是否含有X染色体，果蝇取决于X染色体数目 C．人取决于是否含有Y染色体，果蝇取决于X染色体数目 D．人取决于X染色体数目，果蝇取决于是否含有Y染色体

二、填空题

13.下图为甲病(A-a)和乙病 (B-b)的遗传系谱图,其中乙病为伴性遗传病，请回答下列问题：

(1)甲病属于_________,乙病属于__________。

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