モザイク卵らん

noun

mosaic egg

In developmental biology, an egg in which the fate of each part is already determined early in cleavage; contrast with 調整卵 (regulative egg).

• モザイク卵らんでは、割かっ球きゅうを分ぶん離りすると完かん全ぜんな胚はいにならない。

  In mosaic eggs, separated blastomeres do not develop into complete embryos.