下列四个遗传图中所示与血友病传递方式不一样的一组是( ) A．①

下列四个遗传图中所示与血友病传递方式不一样的一组是(　　)

A．①④ B．②③

C．①③ D．②④

答案

解析　血友病为伴X隐性遗传。亲代女性患病而子代男性不患病，据此可排除①③。

答案　C

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