ǰλãҳ > 高考生物二轮复习专题能力提升练7遗传的分子基础 - 百度文库
ѧҲĽ̽ս߿ıˡ˻գԾר Ŵķӻ
(45ӡ100)
һѡ(10С⣬ÿС5֣50)
1.(2015ϲһģ)Sͷ˫СѪ֢IJԭ壬R;ȴ²ԡйȷ( )
A.˫ϸĺϳɵ
B.S;R;ĽṹͬŴвԵ
C.ɱS;R;ʹR;תS;ڻͻ D.´S;Զ˫ԼɫӦ
ѡB˫к壬ĺϳɵʣAS;R;ĽṹͬŴвԵʣBȷɱS;R;ʹR;תS;ڻ飬C´S;ԣ˫ԼɫӦD ״ѡ״ѡAɾϸڵӰ죬Ϊ˫ҲСϸڡʵ˫ڰڰڼ
2.PǵɾȾδǵĴ˾Ⱦһʱ衢ĵõҺͳҺзPԼռʼɾԵ30%ȾʱڣȾϸĴʽӽ100%( ) A.ĺ˾Ҫֲڳ B.ķҪɾDNA C.ҺҪɾ嵰 D.ɾŴԵĴݹõDNA
ѡCPɾDNAϣҺлַԿܵԭʱ̣ɾDNAûע˾ڡ
3.(2015Ϸʶģ)ͼΪijϸ˻Ḷ́ͼ˵ȷ( )
3232
32
- 1 -
A.a̷ϸУʾŴϢת¼DNAۺøù B.٢ڢо̼ǣʢӾЯ C.кǢк D.ӵļһ̶ϱ֤˷ٶ
ѡDת¼ҪRNAۺøAʢtRNAЯзӣBкڢкCӵļԱ֤ͬһְɶֻһtRNAЯһ̶ϱ֤˷ٶȣDȷ 4.ijͬѧ
ЯŴϢ ת˰ ת¼RNA ÿڵļһ ܷԵȱʧ滻 ȷ( ) A.٢ۢ
B.٢ܢ
C.ڢۢ
D.ڢܢ
ָӦȷ㣺 (1)ɹؼʣ
(2)ؼ֪ʶDNAӵĸơת¼ͻ䡣
ѡBҪ֪ʶָŴЧӦDNAƬΡDNAЯŴϢת˰tRNADNAϵmRNADNAת¼RNADNAݷtRNAϵ3Եȱʧ滻»ͻ䡣ϷBȷ
5.(2015߿)ͼ( )
A.ŴϢDNARNAĺ
- 2 -
B.вͬĻɱͬĵ C.ŴϢݵDZʵֵĻ D.뵰ʵĻŴϢͬ
ѡDŴʻŴϢıAŴDNARNAŴϢDNARNAĺУʸȷBΪӵļԣת¼γɵmRNAвͬշĵʿͬʸȷCҪеߣıֵͨģʸȷDŴϢɼоģDNAϻļԣŴϢͬʸ
ӹѵ(2015ʯɽһģ)йȵػ̵( ) A.ȵػȵBϸб B.ת¼ͷֱϸˡϸн C.ҪDNAͶRNAͬ D.뷭ȣת¼ʱеļԷʽT-A
ѡCҪmRNAṩģ壬tRNA˰ᡣ뷢ںУĻѧΪrRNA͵ʡ
6.(2015ո߿)ͼʼڰγļʾͼȷ( )
A.ͼнṹкRNA B.ᴦͼ?λ C.λtRNAĻ״ṹ
D.mRNAϼı伴ɸıа
ѡAҪ鷭̡ͼнṹ塢mRNAtRNArRNA͵ʹɣAȷ?ʼλõİᣬBtRNAĻ״ṹзӣλmRNAϣCӵļԣmRNAϼı䣬аһı䣬D
ӹѵ(2015ൺһģ)ͼϸʾͼͼȷ
- 3 -
( )
A.٢ڢ۹̶м B.٢ڢ۹̶ø C.ֻТڹһϸ D.ڹ̺ƶҵ
ѡDͼʾ֪ΪDNAƹ̣Ϊ̣Ϊת¼̡DNAơת¼ͷ̶ѭԭAȷDNAơת¼ͷжҪøBȷDNAơת¼Ҫϸڣ뷢ϸУCȷݢ̣жҶ˵ĺȺmRNAϣƶңD
7.(2015ݶģ)XǰδCGGظСѧҶCGGظXijŴ֢״֮Ĺϵеоͳƽ(עGCC)
CGGظ(n) XmRNA 50 (/ϸ) Xĵ 1 000 (/ϸ) ֢״ з( )
A.CGGظӰXת¼Ӱ쵰ʵĺϳ B.CGGظŴǷ֢״й C.CGGظӰmRNAĽ D.Ŵ֢״뵰бĶй
ѡDӱпԿCGGظӰת¼̣Ϊת¼mRNAͬCGGظӰ췭̣ΪĵͬCGGظԽ࣬ĵԽ٣ܵԭCGGظӰmRNAĽϡӱóŴ֢
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n<50 n150 50 n260 50 n500 50 400 120 ж 0 ض ֢״
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