做两对相对性状的遗传试验时不必考虑的是( ) A.亲本的双方都必须

做两对相对性状的遗传试验时不必考虑的是(  )

A.亲本的双方都必须为纯合子

B.每对相对性状各自要有显隐关系

C.控制两对相对性状的基因独立分配

D.显性亲本作父本,隐性亲本作母本

答案

D

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