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polar body

/ˈpoʊlər ˈbɒdi/

翻译: 在卵母细胞减数分裂过程中产生的小型单倍体细胞,含细胞质很少,通常不能受精并最终退化,不直接参与生殖。

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phrase

/ˈpoʊlər ˈbɒdi/C1formalmedical
  • zh在卵母细胞减数分裂过程中产生的小型单倍体细胞,含细胞质很少,通常不能受精并最终退化,不直接参与生殖。

A small haploid cell that is formed during the meiotic division of an oocyte (egg cell) and typically degenerates, containing little cytoplasm and serving no direct reproductive function.

  1. Small cell from oogenesisC1formal

    A small haploid cell formed during the meiotic division of an oocyte, which typically degenerates and does not develop into an egg.

    zh极体

    • During oogenesis, the first polar body is formed after meiosis I.
    • Polar bodies are often used in genetic testing of embryos.
    • The second polar body is released after fertilization.