V2EX karyogamy

Karyogamy

Definition / 定义

核配(核融合):在有性生殖过程中,两枚细胞核(通常来自不同配子或菌丝)融合成一个细胞核的过程,常见于真菌以及某些藻类等生物的生殖周期中。(在真菌中通常发生在质配 plasmogamy 之后。)

Pronunciation / 发音

/krimi/

Examples / 例句

Karyogamy occurs after plasmogamy in many fungi.
在许多真菌中,核配发生在质配之后。

In the fungal life cycle, karyogamy forms a diploid nucleus that may soon undergo meiosis to generate genetic diversity.
在真菌的生活史中,核配形成二倍体细胞核,随后可能很快进行减数分裂,从而产生遗传多样性。

Etymology / 词源

来自希腊语构词:**karyo-**(κρυον,意为“核、果核”,在生物学中引申为“细胞核”)+ -gamy(γαμα,意为“婚配、结合”)。字面含义就是“细胞核的结合”。

Related Words / 相关词汇

Literary Works / 文学作品

该词属于细胞生物学/真菌学术语,更常见于经典教材与学术著作(而非小说诗歌等文学文本)中,例如:

  • Raven & Johnson, _Biology_(《生物学》):在真核生物生殖与细胞周期相关章节讨论核融合/受精过程时出现。
  • Campbell et al., _Campbell Biology_(《坎贝尔生物学》):在真菌生活史与有性生殖部分常用该术语。
  • Alexopoulos, Mims & Blackwell, _Introductory Mycology_(《真菌学导论》):在真菌有性生殖(质配核配减数分裂)框架中频繁使用。
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