V2EX isogamy

Isogamy

释义 Definition

(生物学)等配生殖;同配生殖:指两种结合的配子(gametes)在大小、形态和运动能力等方面基本相同的有性生殖方式,常见于某些藻类、真菌和原生生物中。(也可广义指“配子同型”的状态。)

例句 Examples

Many green algae reproduce by isogamy.
许多绿藻通过等配生殖繁殖。

In isogamy, the fusion of two similar gametes produces a zygote, which can be advantageous in certain aquatic environments.
在等配生殖中,两种相似配子的融合会形成合子,这在某些水生环境里可能具有优势。

发音 Pronunciation (IPA)

/asmi/

词源 Etymology

isogamy 由前缀 **iso-**(“相同、等同”,源自希腊语 isos)+ -gamy(“婚配、结合”,源自希腊语 gamos)构成,字面意思接近“相同的结合”。该词主要用于生物学中描述“配子同型”的受精方式,与配子大小明显不同的 anisogamy(异配生殖) 相对。

相关词 Related Words

文学与作品 Literary Works

  • The Evolution of Sex(John Maynard Smith):讨论有性生殖的演化时会使用 isogamy/anisogamy 等术语。
  • The Major Transitions in Evolution(John Maynard Smith & Ers Szathmáry):在涉及生殖与演化机制的章节中常出现相关概念与术语。
  • Evolutionary Biology(Douglas J. Futuyma 等演化生物学教材版本):在讲解配子类型与性选择的内容中常见 isogamy
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