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48.图10是一种伴性遗传病的家系图。下列叙述错误的是
A.该病是显性遗传病,Ⅱ-4是杂合体
B.Ⅲ-7与正常男性结婚,子女都不患病
C.Ⅲ-8与正常女性结婚,儿子都不患病
D.该病在男性人群中的发病率高于女性人群
D.塔里木河处于丰水季节
参考答案
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