V2EX zygote

Zygote

释义 Definition

合子(受精卵):精子与卵子结合后形成的最初单个细胞,是新个体发育的起点。(在生物学语境中最常见;该词也可在更专业语境中引申到“最初阶段/起始形态”。)

发音 Pronunciation

/zaot/

例句 Examples

A zygote forms when a sperm cell fertilizes an egg.
合子在精子使卵子受精时形成。

From a single zygote, the organism develops through many rounds of cell division and differentiation.
从一个合子开始,生物体会经历多轮细胞分裂与分化而逐步发育成形。

词源 Etymology

zygote 来自希腊语 zygōtós,意为“连接在一起的、配对的”,与表示“轭、连接、结合”的词根相关,强调受精时两种配子“结合为一”。

相关词 Related Words

文学作品 Examples in Notable Literary Works

  • Charles Darwin, On the Origin of Species(《物种起源》;生殖与发育相关讨论中常出现“zygote/受精卵”这一类术语的使用)
  • Richard Dawkins, The Selfish Gene(《自私的基因》;在解释进化与遗传机制时涉及受精与早期发育概念)
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