問題詳情
26. The recessive allele that causes phenylketonuria (PKU) is harmful. What maintains the presence of this harmful allelein a population's gene pool?
(A)heterozygote advantage
(B)diploidy
(C)stabilizing selection
(D)balancing selection
(A)heterozygote advantage
(B)diploidy
(C)stabilizing selection
(D)balancing selection
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無參考答案
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