microevolution — 英語辞典

名詞

1. Small-scale changes in the history of life, such as changes in allele frequencies in a population (over a few generations); also known as change at or below the species level.

   用法

   • 可算
   • 不可算

   関連語

   macroevolution

   上位語

   evolution

   例文

   その他の例文 (1)

   “It basically hasn’t become this massive chewing and grinding machine that it becomes later,” Mr. Martin said. The change would have been the result of microevolution, or an evolutionary change occurring within a species.

名詞

1. evolution resulting from small specific genetic changes that can lead to a new subspecies

   上位語

   evolutionorganic evolutionphylogenyphylogenesis