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2019-09-30 14:57:03

1.???????Ƹ????????Ŵ??????ߴ???ϣ???????й??ڻ??????Ƶ???????ȷ????( )??

A.???????ƿ??????????е??Ŵ???

B.???????ƾ??Ƕ????Ŵ?ȱ??ϸ?????л????޸?

C.???????Ʒ?Ϊ???ڻ??????ƺ???????????ƣ???????????Ʋ????򵥣?Ч???ɿ?

D.????????ʱ???þ??????εIJ?????ũ?˾?????????????

1.???𰸡?D????????ͨ?????????ƿ?ʹ????????ȱ?ݵļ????õ????Σ???????Ⱦɫ????Ŀ?쳣???µļ??????ܵõ????ƣ?A????;??????????ָ???????????벡????????ȱ?ݵ?ϸ???У?ʹ?û???ı?????﷢?ӹ??ܣ??Ӷ??ﵽ???Ƽ?????Ŀ?ģ??????Ƕ????Ŵ?ȱ?ݵ?ϸ?????л????޸???B????;?????????????ȻЧ???ɿ????????????ӣ?C????;????????ʱ???þ??????εIJ?????ũ?˾??????????????壬D??ȷ????ѡD??

2.??????????ָ( )??

A.?ѽ???????Դ?????벡?????ڣ?ʹ?û???ı?????﷢?????ã??ﵽ???Ƽ?????Ŀ??

B.????ȱ?ݵ?ϸ???????޸????Ӷ?ʹ??ָ????????ﵽ???Ƽ?????Ŀ??

C.?????˹??ձ?ķ?????ʹ?л???ȱ?ݵ?ϸ??????????ͻ??ظ?????

D.???û??򹤳̼?????????ȱ?ݵĻ????г????ﵽ???Ƽ?????Ŀ??

2.???𰸡?A????????A???????????ǰ??????????벡?????ڣ?ʹ?û???ı?????﷢?ӹ??ܣ??ﵽ???Ƽ?????Ŀ?ģ?A??ȷ;B??????????ֻ?ǰ??????????벡?????ڣ???û?ж??л???ȱ?ݵ?ϸ???????޸???B????;C???˹??ձ???в??????ԣ??????Ƕ຦?????ģ?????????˹??ձ?ķ???????һ???ܹ?ʹ?л???ȱ?ݵ?ϸ??????????ͻ??ظ???????C????;D???????????ǰ??????????벡?????ڣ??ﵽ???Ƽ?????Ŀ?ģ???û???г?????D???󡣹?ѡA??

3.Ӧ?û??򹤳̼?????ϼ????Ĺ????У?????ʹ?û???̽????ܼ?⼲????Ŀ?ġ??û???̽????ϼ????????õ?ԭ????( )??

A.DNA?????ܹ????Ҹ???

B.Ŀ?Ļ????ܹ????뵽????ϸ????

C.?????????Ŵ?ЧӦ??DNAƬ??

D.DNA?????ӽ?

3.???𰸡?D????????????̽?????²?????ʱ????ͨ??̽????Ŀ?Ļ?????м???????????????Ƿ??и??²?????ԭ????DNA?????ӽ?????????????ABC?????????⣬D???????⡣??ѡD??

4.???й??????﹤?????֪ʶ??????????ȷ????( )??

A.?ڻ??򹤳̲?????Ϊ?˻????????????????ʹ?ò?ͬ??????ø????¶???????ĩ?˱?????ͬ

B.??Ҫ????ת???򿹲?ˮ?????ɽ?Ŀ?Ļ????ȵ??뵽?󳦸˾??У???ת??ˮ??ϸ????

C.ͨ??ֲ????ϸ???ӽ?????????????Ʒ?ֿ????ǵ?????

D.??????????Ҫ?ǶԾ???ȱ?ݵ???ϸ??????ȫ???޸?

4.???𰸡?A????????A??Ϊ?˻????????????һ??ʹ??ͬһ?ֵ???????????ø?и?Ŀ?Ļ?????????壬?Ӷ?¶????ͬ?????ĩ?ˣ??????ͬ????ø?????????ĩ????ͬ??Ҳ???ò?ͬ??????ø????A??ȷ;B?????û???ǹ????Ŀ?Ļ???ֱ?ӵ??뵽ˮ??ϸ???????Ҵ󳦸˾??Dz?????Ⱦˮ??ϸ???ģ????ܽ?Ŀ?Ļ??????ˮ??ϸ??????B????;C??????????ָ???б?????????Ⱦɫ?????ĸ??壬??ֲ????ϸ???ӽ?????????ֲ??ϸ????Ⱦɫ?壬?϶????ǵ????壬??C????;D???????????ǰ??????????벡????????ȱ?ݵ?ϸ???У?ʹ?û???ı?????﷢?ӹ??ܣ??Ӷ??ﵽ???Ƽ?????Ŀ?ģ????Ƕ?ϸ??ȫ???޸?????D????

??עɽ????ʦ?ʸ?΢?Ź??ں?jszgsd????ʱ??ȡɽ????ʦ?ʸ?????Ϣ????????Ϣ?????ɽ????ʦ??????

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