blastodisc

基本解釋

meroblastic Type of cleavage in which only the blastodisc undergoes division.
不完全卵裂只有胚盤(pán)歷經(jīng)卵裂的過(guò)程。
yolk cell A giant syncytial uncleaved cell containing the yolk. It underlies the blastodisc early in development and becomes enveloped by the blastoderm during epiboly.
卵黃細(xì)胞龐大的融合不分裂細(xì)胞，包含卵黃的。發(fā)育早期它在胚盤(pán)之下，外包時(shí)期變成藉由囊胚包裹。
vegetal pole Opposite to the animal pole on the egg. Later in embryonic development corresponds to the point on the yolk cell furthest from the developing blastodisc.
植物極在卵上位于動(dòng)物極對(duì)面。稍后胚胎發(fā)育在卵黃細(xì)胞上與發(fā)展中的胚盤(pán)最遠(yuǎn)的一點(diǎn)。
chick blastodisc cell
雞胚盤(pán)細(xì)胞
blastodisk
胚盤(pán)