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对某Th物进行测交实验得到4种表现型,数目比为58:60:56:61,则此Th物的基因型不可能是(三对基因自由组合)

单选题
2021-09-02 13:26
A、AaBbCC
B、AABbCc
C、aaBbCc
D、AaBbCc
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正确答案
D

试题解析

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