如果夫妻双方的基因组成都是Dd,其后代的基因组成有可能有哪几

如果夫妻双方的基因组成都是Dd ,其后代的基因组成有可能有哪几种情况（）
A、DD、Dd B、Dd、dd C、DD、D d、dd D、Dd

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