Results indicate that optimum ultrastructural observation can be achieved with the peotoplasts in miosis phase.
本文用常规电镜技术对不同细胞周期的酿酒酵母ＳａｃｃｈａｒｏｍｙｃｅｓＣｅｒｅｖｉｓｉａｅ菌体细胞和原生质体进行超微结构的对比观察，结果发现，用减数分裂时期的原生质体进行超微结构的观察，效果最为理想。
Meiosis of microspore mother cells is synchronous or unsynchronous.
小孢子母细胞减数分裂同步或不同步。
Microsporogenesis and Meiotic Behavior of Pinus yunnanensis Franch;
云南松小孢子母细胞减数分裂的研究
Microsporogenesis and Meiotic Behavior in Three Species of the Genus Picea(Pinaceae);
3种云杉小孢子母细胞减数分裂研究
Studied on Meiosis Process of Pollen Mother Cells(PMC) of Natural Triploid Loquat;
天然三倍体枇杷小孢子母细胞减数分裂研究
Ubisch bodies and lipid bodies are found in the glandular tapetums. In meiosis of microsporocyte, cytokinesisis is a simultaneous type, which produces an isobilateral tetrad.
小孢子母细胞减数分裂胞质分裂为同时型,产生正四面体型四分体。
The nucleus in shrinking cytoplasm of microspore mother cell enters into diakinesis stage.16.
收缩的小孢子母细胞中核进入减数分裂终变期。
The nucleus in shrinking cytoplasm of microspore mother cell enters into telophase.17.
收缩的小孢子母细胞质中核进入减数分裂末期。
The gametophyte is derived from the product of a reduction division in the megaspore mother cell.
该配子体是由大孢子母细胞进行减数分裂而来。
When the flower buds separated and corolla facrogenous, flowers appeared and the megasporocyte formed.
当顶花花冠露出与花萼等长时,大孢子母细胞经减数分裂形成四个直线排列的大孢子。
In dandelion (Taraxacum), for example, the chromosomes of the megaspore mother cell remain in one cell after the first meiotic division, forming a restitution nucleus.
例如在蒲公英中，在第一次减数分裂后，大孢子母细胞的染色体仍在一个细胞中，形成一个再组核。
A cell from which gametes develop by meiotic division, especially a spermatocyte or an oocyte.
配子母细胞，配子细胞配偶子通过配子减数分裂而发展的细胞，尢指精母细胞或卵母细胞
The Role of Meiosis-activating Sterol in Mouse Oocyte Meiosis;
促减数分裂甾醇对小鼠卵母细胞减数分裂的作用研究
Expression and Functional Analysis of Asymmetric Factors in Mouse Oocyte Maturation
不对称分裂分子在鼠卵母细胞减数分裂中的表达和功能研究
Involvement of Nitric Oxide in Porcine Oocyte Meiotic Maturation;
一氧化氮与猪卵母细胞减数分裂成熟
Analysis of the Spermatocyte Meiotic Recombination in Male
男性精母细胞减数分裂遗传重组研究
Meiosis of pollen mother cells in autotetraploid radish
同源四倍体萝卜花粉母细胞减数分裂
Meiosis of Pollen Mother Cells and Pollen Development of Populus ussuriensis
大青杨花粉母细胞减数分裂及其发育
A haploid cell that results from the meiotic division of an oocyte and becomes a female gamete or an ovum.
卵（子）细胞由于卵母细胞减数分裂产生而后形成配子或卵细胞的单倍体细胞