遺い伝でん子し浮ふ動どう

noun

genetic drift

Technical term in population genetics; refers to random changes in allele frequencies within a population, distinct from natural selection.

See also: 遺伝的浮動

• 遺い伝でん子し浮ふ動どうは、偶ぐう然ぜんによる遺い伝でん子し頻ひん度どの変へん化かを指さす。

  Genetic drift refers to changes in gene frequencies due to chance.

• 小しょう集しゅう団だんでは遺い伝でん子し浮ふ動どうの影えい響きょうが大おおきくなる。

  In small populations, the effect of genetic drift becomes larger.