全ぜん割かつ

noun

holoblastic cleavage

Biology term for complete cleavage of the egg during early embryonic development. Contrasts with 部分割 (meroblastic cleavage).

See also: 部分割

• 哺ほ乳にゅう類るいの卵らんは全ぜん割かつを行おこなう。

  Mammalian eggs undergo holoblastic cleavage.

• 全ぜん割かつは等とう黄おう卵らんに見みられる。

  Holoblastic cleavage is seen in isolecithal eggs.