問題詳情
44. The emigration or immigration of fertile individuals from or to a small population may alter the gene pool of thepopulation. This example of a change in allele frequency is best characterized as _____.
(A) natural selection
(B) population bottleneck
(C) founder effect
(D) gene flow
(E) convergent evolution
(A) natural selection
(B) population bottleneck
(C) founder effect
(D) gene flow
(E) convergent evolution
參考答案
答案：D
難度：適中0.444444
統計：A(1),B(1),C(2),D(4),E(0)
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