绗笁绔?/p>
鍩哄洜鐨勬湰璐?/p>
绗?/p>
1
鑺?/p>
DNA
鏄富瑕佺殑閬椾紶鐗╄川
涓�銆佸熀纭�杈炬爣妫�娴嬶細
1
锛?/p>
1928
骞达紝鏍奸噷鑿叉�濈殑鑲虹値鍙岀悆鑿岀殑杞寲瀹為獙锛屾垚鍔熺殑琛ㄦ槑浜?/p>
A
锛庡凡鍔犵儹鏉�姝荤殑
S
鍨嬬粏鑿屼腑锛?/p>
DNA
宸茬粡澶卞幓娲绘�ц�岃泲鐧借川浠嶅叿鏈夋椿鎬?/p>
B
锛?/p>
DNA
鏄仐浼犵墿璐?/p>
C
锛庡凡鍔犵儹鏉�姝荤殑
S
鍨嬬粏鑿屼腑锛屽惈鏈変績浣?/p>
R
鍨嬬粏鑿屽彂鐢熻浆鍖栫殑娲绘�х墿璐?/p>
D
锛?/p>
DNA
鏄富瑕侀仐浼犵墿璐?/p>
2
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4
涓疄楠岋細
鈶?/p>
S
鍨嬭弻鐨?/p>
DNA
锛?/p>
DNA
閰垛啋鍔犲叆
R
鍨嬭弻鈫掓敞灏勫叆灏忛紶
,
鈶?/p>
R
鍨嬭弻鐨?/p>
DNA
锛?/p>
DNA
閰垛啋鍔犲叆
S
鍨嬭弻鈫掓敞灏勫叆灏忛紶
鈶?/p>
R
鍨嬭弻锛?/p>
DNA
閰垛啋楂樻俯鍔犵儹鍚庡喎鍗粹啋鍔犲叆
S
鍨嬭弻鐨?/p>
DNA
鈫掓敞灏勫叆灏忛紶
鈶?/p>
S
鍨嬭弻锛?/p>
DNA
閰垛啋楂樻俯鍔犵儹鍚庡喎鍗粹啋鍔犲叆
R
鍨嬭弻鐨?/p>
DNA
鈫掓敞灏勫叆灏忛紶
浠ヤ笂
4
涓疄楠屼腑灏忛紶瀛樻椿鐨勬儏鍐典緷娆℃槸
锛?/p>
锛?/p>
A
锛庡瓨娲汇�佸瓨娲汇�佸瓨娲汇�佹浜?/p>
B
锛庡瓨娲汇�佹浜°�佸瓨娲汇�佸瓨娲?/p>
C
锛庢浜°�佹浜°�佸瓨娲汇�佸瓨娲?/p>
D
锛庡瓨娲汇�佹浜°�佸瓨娲汇�佹浜?/p>
3
锛庤偤鐐庡弻鐞冭弻杞寲瀹為獙涓紝鍦ㄥ煿鍏绘湁
R
鍨嬬粏鑿岀殑
A
銆?/p>
B
銆?/p>
C
銆?/p>
D
鍥涗釜璇曠涓紝渚濇鍒嗗埆鍔犲叆
浠?/p>
S
鍨嬫椿缁嗚弻涓彁鍙栫殑
DNA
銆?/p>
DNA
鍜?/p>
DNA
閰躲�佽泲鐧借川銆佸绯栵紝缁忚繃鍩瑰吇锛屾鏌ョ粨鏋滃彂鐜版湁
S
鍨嬫椿缁嗚弻鍑虹幇鐨勬槸
楂樿�冭祫婧愮綉
A
B
C
D
4.
涓嬪垪鍚勯」涓紝涓嶈兘閫氳繃缁嗚弻杞寲瀹為獙璇佸疄鐨勬槸
鈶犺泲鐧借川涓嶆槸閬椾紶鐗╄川锛涒憽
DNA
鏄仐浼犵墿璐紱鈶㈡煋鑹蹭綋鏄仐浼犵墿璐ㄧ殑涓昏杞戒綋锛涒懀鍦ㄤ笉鍚?/p>
DNA
鐨勭敓鐗╀綋鍐咃紝
RNA
灏辨槸璇ョ敓鐗╃殑閬椾紶鐗╄川
[
A.
鈶犫憽
B.
鈶⑩懀
C.
鈶犫懀
D.
鈶♀憿
5.
鑲虹値鍙岀悆鑿屼腑鐨?/p>
S
鍨嬪叿鏈夊绯栫被鑽氳啘锛?/p>
R
鍨嬩笉鍏锋湁銆備笅鍒楀彊杩伴敊璇殑鏄?/p>
A.
鍩瑰吇
R
鍨嬫椿缁嗚弻鏃跺姞
S
鍨嬬粏鑿岀殑澶氱硸绫荤墿璐紝鑳戒骇鐢熶竴浜涘叿鑽氳啘鐨勭粏鑿?/p>
B.
鍩瑰吇
R
鍨嬫椿缁嗚弻鏃跺姞
S
鍨嬬粏鑿岀殑
DNA
鐨?/p>
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C.
鍩瑰吇
R
鍨嬫椿缁嗚弻鏃跺姞
S
鍨嬬粏鑿岀殑
DNA
锛岃兘浜х敓鍏疯崥鑶滅殑缁嗚弻
D.
鍩瑰吇
R
鍨嬫椿缁嗚弻鏃跺姞
S
鍨嬬粏鑿岀殑铔嬬櫧璐紝涓嶈兘浜х敓鍏疯崥鑶滅殑缁嗚弻
6
锛庣粡鍒嗘瀽娴嬪畾锛屽湪
T2
鍣弻浣撶殑鍖栧鎴愬垎涓紝
60%
鏄泲鐧借川锛?/p>
40%
鏄?/p>
DNA
锛?/p>
S
浠呭瓨鍦ㄤ簬铔嬬櫧
璐ㄥ垎瀛愪腑锛?/p>
99%
鐨?/p>
P
瀛樺湪浜?/p>
DNA
鍒嗗瓙涓�?/p>
鐜版鍋?/p>
T2
鍣弻浣撲镜鏌撶粏鑿岀殑瀹為獙锛?/p>
浠ヨ瘉鏄?/p>
DNA
鏄?/p>
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A
锛?/p>
32P
B
锛?/p>
35S
C
锛?/p>
14C
鍜?/p>
18O
D
锛?/p>
32P
鍜?/p>
35S
7
锛庡櫖鑿屼綋鍦ㄧ箒娈栬繃绋嬩腑鍒╃敤鐨勫師鏂欐槸
A
锛庡櫖鑿屼綋鐨勬牳鑻烽吀鍜屾皑鍩洪吀
B
锛庡櫖鑿屼綋鐨勬牳鑻烽吀鍜岀粏鑿岀殑姘ㄥ熀閰?/p>
C
锛庣粏鑿岀殑鏍歌嫹閰稿拰姘ㄥ熀閰?/p>
D
锛庡櫖鑿屼綋鐨勬皑鍩洪吀鍜岀粏鑿岀殑鏍歌嫹閰?/p>
8
锛庡湪鍣弻浣撲镜鏌撶粏鑿岀殑瀹為獙涓紝濡傛灉鐢?/p>
32P
鍜?/p>
35S
鍒嗗埆鏍囪鍣弻浣撶殑
DNA
鍜岃泲鐧借川澶栧３锛?
缁撴灉澶嶅埗鍑烘潵鐨勭粷澶у鏁板櫖鑿屼綋
A
锛庡惈
32P
鍜?/p>
35S
B
锛庝笉鍚?/p>
32P
鍜?/p>
35S
C
锛庡惈
32P
銆佷笉鍚?/p>
35S
D
锛庝笉鍚?/p>
32P
銆佸惈
35S
DNA
DNA
鍜?
DNA
閰?/p>
铔嬬櫧璐?/p>
澶氱硸