V2EX isogamous

Isogamous

Definition / 释义

等配生殖的;等配子结合的(生物学):指有性生殖中,结合的两种配子在大小和形态上相似或几乎相同(通常都能活动或都不活动),与“异配”(大小不同)相对。常见于某些藻类、真菌和原生生物。

Pronunciation / 发音(IPA)

/asms/

Examples / 例句

Isogamous species produce gametes that look alike.
等配生殖的物种会产生外形相似的配子。

In some algae, reproduction can be isogamous, with two similar motile gametes fusing to form a zygote.
在一些藻类中,生殖可能是等配生殖:两个相似、可运动的配子融合形成合子。

Etymology / 词源

isogamous 来自希腊语词根:**iso-**(“相同”)+ -gamous(与“婚配/结合”有关,源自 gamos “婚姻、结合”)。字面意思就是“相同配子的结合”,用于描述配子“对等”的有性结合方式。

Related Words / 相关词汇

In Literature / 文学与著作中的用例

  • The Evolution of Sex(John Maynard Smith):讨论有性生殖的起源与类型时会涉及 isogamy / isogamous 等概念。
  • Evolutionary Biology(Douglas J. Futuyma 等常用教材版本):在讲解配子大小差异与繁殖策略时常出现该术语。
  • Biology(Campbell 等生物学教材):在介绍藻类、真菌及生殖方式分类时常使用 isogamous(或名词形式 isogamy)。
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