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单词 oogamous
释义

Definition of oogamous in English:

oogamous

adjective əʊˈɒɡəməsōˈäɡəməs
Biology
  • Relating to or denoting reproduction by the union of mobile male and immobile female gametes.

    Example sentencesExamples
    • Identification of the charophycean lineage as the sister group of land plants suggests that their common ancestor was a branched, filamentous organism with a haplontic life cycle and oogamous reproduction.
    • Sexual reproduction is known only in two genera: Botrydium, in which the sex cells are isogamous, and Vaucheria, in which the cells are oogamous.
    • Particularly in oogamous species, uniparental inheritance of mitochondria has been attributed to the small number of mitochondria in the male gamete.
    • All are filamentous, oogamous, and have net-like chloroplasts.
    • Oomycetes are oogamous, producing large non-motile gametes called eggs, and smaller gametes called sperm.

Derivatives

  • oogamously

  • adverb
    Biology
  • oogamy

  • noun əʊˈɒɡəmioʊˈɑɡəmi
    Biology
    • It has been suggested that algae with a large volume (plant size) at maturity usually display anisogamy or oogamy, as expected if larger zygotes permit more rapid growth to these adult sizes.
      Example sentencesExamples
      • Isogamy and anisogamy, and sometimes oogamy may occur.
      • Meiosis produces 4 gametes, ie. isogamy, anisogamy and oogamy, which through mitosis develops into mature gametes.
 
 

Definition of oogamous in US English:

oogamous

adjectiveōˈäɡəməs
Biology
  • Relating to or denoting reproduction by the union of mobile male and immobile female gametes.

    Example sentencesExamples
    • Particularly in oogamous species, uniparental inheritance of mitochondria has been attributed to the small number of mitochondria in the male gamete.
    • All are filamentous, oogamous, and have net-like chloroplasts.
    • Oomycetes are oogamous, producing large non-motile gametes called eggs, and smaller gametes called sperm.
    • Sexual reproduction is known only in two genera: Botrydium, in which the sex cells are isogamous, and Vaucheria, in which the cells are oogamous.
    • Identification of the charophycean lineage as the sister group of land plants suggests that their common ancestor was a branched, filamentous organism with a haplontic life cycle and oogamous reproduction.
 
 
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更新时间:2025/3/16 4:37:31