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????ǰλ?ã?Ӯ?Ҳ?ƱAPP > ???????? > ??ʦ?ʸ? > ѧ??֪ʶ >

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2019-09-30 14:57:03
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1.???????Ƹ????????Ŵ??????ߴ???ϣ???????й??ڻ???????????????ȷ????( )??

A.???????ƿ??????????????Ŵ???

B.???????ƾ??Ƕ????Ŵ?ȱ??ϸ?????л????޸?

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

D.????????ʱ???þ????????IJ?????ũ?˾?????????????

1.???𰸡?D????????ͨ?????????ƿ?ʹ????????ȱ???ļ????õ?????????????Ⱦɫ????Ŀ?쳣?????ļ??????ܵõ???????A????;??????????ָ???????????벡????????ȱ????ϸ??????ʹ?û????ı?????﷢?ӹ??????Ӷ??ﵽ???Ƽ?????Ŀ?????????Ƕ????Ŵ?ȱ????ϸ?????л????޸???B????;?????????????ȻЧ???ɿ???????????????C????;????????ʱ???þ????????IJ?????ũ?˾?????????????????D??ȷ????ѡD??

2.??????????ָ( )??

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

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

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

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

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

3.Ӧ?û??򹤳̼?????ϼ????Ĺ???????????ʹ?û???̽????ܼ?⼲????Ŀ?????û???̽????ϼ???????????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?󳦸˾???????ת??ˮ??ϸ????

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

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

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

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

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