减数

These findings provide insights into the evolution of meiosis and kinetochore regulation during mitosis and meiosis.

这些发现为研究减数以及有丝和减数中动粒调节提供了基础。

Chromomere A small beadlike deeply staining structure seen in chromosomes during prophase of mitosis and meiosis.

在有丝及减数前期存在于染色体上小念珠状着色深结构。

On germination, the zygospore undergoes meiosis to produce haploid cells that give rise to a new thallus.

在萌发期，接合孢子经历减数形成单倍体细胞再产生植物体。

Pollen mother cells undergo meioses through simultaneous cytokinesis and give rise to tetrads of microspores, which are tetrahedrally arranged.

花粉母细胞行减数，细胞质属同时型，产生小孢子四体，为四面体形。

It is speculated that meiosis occurs during the time period from these formation of the conchospore to the first cell division of it.

并对减数这一遗传现象进行了重认识，提出紫菜减数能发生在壳孢子形成至壳孢子萌发第一次细胞时期。

The possible effect of chromosome 9 inversion on meiotic chromosome segregation was investigated by FISH, which showed an increased incidence of diploidy.

应用原位杂交技术研究了9号染色体倒位对减数时染色体离能造成影响，结果显示二倍体发病率增加了。

There are a lot of sporule mother cells in every sporangium, they are respective via meiosis hind, produce the sporule of 4 monoploid.

每个孢子囊中有许多小孢子母细胞,它们各自经减数后,产生四个单倍体小孢子。

Terminalization The movement of chiasmata to the end of the bivalent arms, a process that may occur during late prophase I of meiosis.

交叉)移端：发生在第一次减数后期，染色体交叉向二价体染色体臂末端移动过程。

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.

小孢子母细胞减数胞质为同时型,产生正四面体型四体。

Compensatory hypertrophy is a different, temporary growth response in which residual tissue increases in mass and cell number: cells undergo mitosis but do not dedifferentiate.

代偿式肥大是一个不同，暂时生长应答过程，残余组织在体积和细胞数量上增加：细胞经历了减数，但没有去化过程。

Diplotene In MEIOSIS, the stage in late PROPHASE I when the pairs of chromatids begin to separate from the tetrad formed by the association of homologous chromosomes.

在减数第一次前期中靠后一个阶段。