tetrad division的例句大全

During the mitosis of microspore mother cells, the nucleus of tapetum divides into two. The primary sporogenous cells develop into microsporocyte by mitosis. The microsporocyte undergoes simultaneous meiotic division and produces tetrahedral tetrad.

初生造孢细胞经过有丝分裂，形成次生造孢细胞，然后次生造孢细胞发育成小孢子母细胞，小孢子母细胞经过减数分裂形成四分体，胞质分裂为同时型。

According to the observation of meiosis II telophase tetrad of Chinese fir, the meiosis of tetrad is single plane, the division mode of cytoplast is simultaneous.

根据对杉木末期Ⅱ四分体的观察，杉木四分体分裂方式主要是单平面分裂方式，其胞质分裂方式为同时型。

one pair of homologous chromosomes resulting from the division of a tetrad during meiosis.

二分体一对由四分体在成熟分裂过程中形成的同源染色体

one pair of homologous chromosomes resulting from the division of a tetrad during meiosis.

二分体一对由四分体在成熟分裂过程中形成的同源染色体