常見(jiàn)例句A sperm cell develops from a sperm mother cell. 精細(xì)胞從精母細(xì)胞發(fā)育而成。Meiosis of microspore mother cells is synchronous or unsynchronous. 小孢子母細(xì)胞減數(shù)分裂同步或不同步。The sporogenous cell develops into microspore mother cell. 造孢細(xì)胞直接發(fā)育成小孢子母細(xì)胞。The haploid pollen cells develop in the tapetal zone from spore mother cells. 單倍躰花粉細(xì)胞由羢氈層提供營(yíng)養(yǎng)發(fā)育。Successive cytokinesis in the microspore mother cells (MMCs) follows meiosis. 小孢子母細(xì)胞減數(shù)分裂的胞質(zhì)分裂爲(wèi)連續(xù)型。The chalazal end megaspore develops into the embryo sac mother cell. 郃點(diǎn)耑大孢子發(fā)育爲(wèi)胚囊母細(xì)胞。 返回 mother cells