問題詳情
70. 某太平洋小島上400位居民，有16人在某一性狀的基因型上是同基因隱性(homozygous recessive)，則此族群中，異基因型(heterozygous)的個體數是多少?
(A)32
(B)64
(C)128
(D)256
(A)32
(B)64
(C)128
(D)256
參考答案
答案：C
難度：簡單0.804348
統計：A(5),B(1),C(37),D(3),E(0)
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