V2EX plasmogamy

Plasmogamy

Definition / 释义

plasmogamy(质配):指真菌等生物在有性生殖过程中,两个细胞的细胞质融合,但细胞核尚未融合的阶段;通常发生在核配(karyogamy)之前。该词也常用于描述形成“双核体/二核体(dikaryon)”的关键步骤。

Pronunciation / 发音

/plzmmi/

Examples / 例句

Plasmogamy happens before the nuclei fuse.
质配发生在细胞核融合之前。

In many fungi, plasmogamy produces a dikaryotic stage that can last for a long time before karyogamy occurs.
在许多真菌中,质配会产生一个可持续较长时间的二核阶段,之后才发生核配。

Etymology / 词源

来自希腊语词根 **plasma-**(“成形之物、细胞质”相关含义)与 -gamy(“婚配、结合”,常见于生物学术语中表示“配合/结合”)。合起来字面意思接近“细胞质的结合”,对应其生物学过程。

Related Words / 相关词

Literary Works / 文学作品

  • Campbell Biology(《坎贝尔生物学》;在真菌生活史与有性生殖章节中常出现该术语)
  • Fungal Biology(Webster & Weber;真菌生殖与二核阶段相关内容涉及 plasmogamy)
  • The Fifth Kingdom(Bryce Kendrick;面向大众的真菌学科普作品中讨论真菌有性过程时会用到该词)
  • Introduction to Mycology(Alexopoulos 等;经典真菌学教材中用于描述真菌有性生殖阶段)
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