V2EX gene pool

Gene Pool

释义 Definition

gene pool基因库 / 基因库总体。指某一种群(或群体)中所有个体所拥有的全部基因及其变异的总和。常用于遗传学、进化生物学与人口学语境。(也可引申指“可供选择的人才/资源来源”,但此处以生物学义为主。)

发音 Pronunciation

/din pul/

例句 Examples

A healthy gene pool helps a species survive. 健康的基因库有助于物种生存。

Habitat loss can shrink a population’s gene pool, increasing the risk of inherited diseases over time. 栖息地丧失会缩小种群的基因库,久而久之会增加遗传疾病的风险。

词源 Etymology

gene(基因)源自德语 Gen,由生物学家约翰森(Wilhelm Johannsen)在20世纪初推广;pool 本义是“水池”,引申为“汇集、共享的总量”。合起来 gene pool 字面意思就是“基因的汇集之池”,用于表示一个群体中基因的整体储备与多样性。

相关词 Related Words

文学作品 Notable Literary Works

  • The Selfish Gene(Richard Dawkins,道金斯《自私的基因》)中在讨论进化与遗传信息传播时常涉及与“基因库”相关的核心概念与表述。
  • Guns, Germs, and Steel(Jared Diamond,戴蒙德《枪炮、病菌与钢铁》)在谈及人群迁徙、人口结构与生物学差异时,会使用人口遗传学语境下的相关术语与概念(包括基因库/基因多样性)。
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