22對常染色體,和一對色染色體即xx或者xy
回答: 有點兒不理解你說的?不是每人有23對染色體嗎!女的有23對XX,男的有22對XX和一對Xy。而且智力由1000多個基本決定的!
由 Xitong999
於 2023-05-17 18:23:00
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