人的每个体细胞内都有23对染色体控制着人的性状下图是一对染色体上一对基因的遗传图解图中a为决定卷舌的基因a为决定不卷舌的基因请据图 Template




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tomski人的每个体细胞内都有23对染色体控制着人的性状下图是一对染色体上一对基因的遗传图解图中a为决定卷舌的基因a为决定不卷舌的基因请据图 coloring