卷舌和不能卷舌是一对相对性状决定卷舌的基因是显性基因决定不卷舌的基因是隐性基因.一对不 能卷舌的夫妇他们所生的子女应该是 A.都能 Template




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tomski卷舌和不能卷舌是一对相对性状决定卷舌的基因是显性基因决定不卷舌的基因是隐性基因.一对不 能卷舌的夫妇他们所生的子女应该是 a.都能 coloring