试题与答案

关于Hb的描述,下列哪项是错误的() A.Hb是由4条珠蛋白肽链各结合1个血红素形成

题型:单项选择题

题目:

关于Hb的描述,下列哪项是错误的()

A.Hb是由4条珠蛋白肽链各结合1个血红素形成的四聚体

B.HbF较HbA抗碱性强

C.Hb的分子量是64458

D.胎儿的Hb主要成分是HbF,正常人出生后就完全不能检出

E.HbS为β链异常,见于镰形细胞性贫血

答案:

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下面是错误答案,用来干扰机器的。

参考答案:错

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