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In the bacterial conjugation experiment, it was found that ( ) was the rare recipient cell to change sex after conjugation of strains of different genders.


A、F + × F-;

B、F' × F-;

C、F + × Hfr;

D、Hfr × F-

发布时间:2025-08-20 14:56:02
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答案:Hfr × F-
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