出典:Wiktionary
出典:『Wiktionary』 (2026/03/31 21:04 UTC 版)
macroevolution (usually uncountable, plural macroevolutions)
出典:Wikipedia
出典:『Wikipedia』 (2011/07/02 21:16 UTC 版)
Macroevolution is evolution on a scale of separated gene pools. Macroevolutionary studies focus on change that occurs at or above the level of species, in contrast with microevolution, which refers to smaller evolutionary changes (typically described as changes in allele frequencies) within a species or population.