单词 | genetic drift |
释义 | genetic drift genetic drift n.(名词)Random fluctuations in the frequency of the appearance of a gene in a small, isolated population, presumably owing to chance rather than natural selection.遗传漂变:在一个小的、与世隔绝的种族里,基因面貌频率上的偶然波动,可能因为偶然性而不是自然选择 |
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