V2EX eukaryote

Eukaryote

发音 Pronunciation

/jukr.i.ot/

释义 Definition

真核生物。指细胞内含有由膜包裹的细胞核及其他细胞器的生物体。真核生物包括动物、植物、真菌和原生生物,与原核生物(如细菌)相对。

例句 Examples

All animals and plants are eukaryotes.
所有动物和植物都是真核生物。

The discovery that eukaryotes likely evolved from a symbiotic relationship between different prokaryotic organisms revolutionized our understanding of the tree of life.
真核生物很可能是由不同原核生物之间的共生关系演化而来的,这一发现彻底改变了我们对生命之树的认识。

词源 Etymology

该词源自希腊语,由 **eu-**(意为"好的、真正的")和 karyon(意为"坚果、核",引申为"细胞核")组合而成。字面意思是"拥有真正细胞核的生物"。该术语由法国生物学家 douard Chatton 于 1925 年首次提出,用以区分有核细胞与无核细胞(即原核生物)。

相关词汇 Related Words

文学与学术引用 Literary & Academic References

  • 林恩马古利斯(Lynn Margulis)的《Origin of Eukaryotic Cells》(1970)中系统阐述了内共生理论,是理解真核生物起源的奠基之作。
  • 尼克莱恩(Nick Lane)的《The Vital Question》(2015)深入探讨了真核生物的起源及能量在生命演化中的核心作用。
  • 理查德道金斯(Richard Dawkins)在《The Ancestor's Tale》(2004)中追溯了真核生物在生命演化历程中的关键地位。
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