这个词是什么意思？
The discipline studying genetic composition of populations and effects of factors such as GENETIC SELECTION, population size, MUTATION, migration, and GENETIC DRIFT on the frequencies of various GENOTYPES and PHENOTYPES using a variety of GENETIC TECHNIQUES.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D005828 · MeSH 2026。
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