以下关于生物变异的叙述,正确的是 A.基因突变都会遗传给后代 B

以下关于生物变异的叙述,正确的是

A.基因突变都会遗传给后代

B.染色体变异产生的后代都是不育的

C.基因结构发生的改变,不一定导致性状改变

D.基因重组只发生在减数分裂过程中的四分体时期

答案

C

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