这个词是什么意思？
The splitting of an ancestral species into daughter species that coexist in time (King, Dictionary of Genetics, 6th ed). Causal factors may include geographic isolation, HABITAT geometry, migration, REPRODUCTIVE ISOLATION, random GENETIC DRIFT and MUTATION.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D049810 · MeSH 2026。
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