Mitosis and meiosis divisionsexual reproduction possible . Each means of passing on hereditary information has advantages.

Before meiosis the microsporocytes have lipids in cytoplasm. After microspore mitosis the lipids increase and size.

小孢子母细胞减数分裂前,细胞质内含有脂滴, 小孢子有丝分裂以后,脂滴增多增大.

After mitosis, these microtubules polymerize into tubulin again.

有丝分裂后, 这些微管又重新解聚成微管蛋白.

The stage of mitosis and meiosis in which the chromosomes nuclear spindle.

在有丝分裂及减数分裂时染色体沿纺锤体排列.

At the onset of mitosis, prophase, the nucleolus breaks down.

有丝分裂的开始称为前期, 核仁消失.

Chromosomes are distributed by spindles in mitosis and meiosis.

染色体是通过纺锤体的有丝分裂和减数分裂而分配的.

An irregular mitosis is seen in the center.

中央可见病理性核分裂象.

Endothelial cells proximal to the injury undergo rapid mitosis.

近损伤部位的内皮细胞进行迅速的有丝分裂.

An irregular aggregation of chromatin in the nucleus of a cell not undergoing mitosis.

被成为细胞分裂后期的有丝分裂的一个时期或与之相关的.

Some of the reconstituted cells were found in different stage of mitosis.

发现在重组细胞中有一些是处于有丝分裂的各个阶段.

A mitotic figure is seen in the center of the image.

下图中心部位可见有丝分裂像.

In most cases, there is minimal mitotic activity, atypia or necrosis.

大多数病例中, 很少有分裂活性 、 型性或坏死.

At high magnification, this poorly differentiated prostatic adenocarcinoma demonstrates cells with nucleoli and mitotic figures.

高倍镜下低分化的前列腺癌的细胞中可见核仁和核分裂像.

But the mitotic index of root tip cells decreased at different degrees with dose increased.

但随着γ线辐照剂量的增加,根尖细胞有丝分裂指数呈不同程度的下降趋势.

The TUNEL-positive cells were counted as apoptosis index ( AI ) and mitotic cells mitotic index ( MI ).

并计数了癌组织中的凋亡指数 ( AI,TUNEL法 ) 和有丝分裂指数 ( MI ).

The mitotic route can be seen.

有丝分裂的途径可以看到.

The mitotic route is seen, for example, in the slince mold Physarum.

例如, 有丝分裂的途径可以看到在粘菌之绒泡.

Experiments with mitotic inhibitors, are however, notoriously difficult to control.

然而使用核分裂抑制物的实验是非常难以控制的.

Biologists divide the mitotic cycle into four phases.

生物学家将有丝分裂划分为4个阶段.

Moderate regurgitation was detected in pulmonic, tricuspid and mitral valves.

中度返流仅见于肺动脉瓣 、 尖瓣和二尖瓣.

Moderate mitral regurgitation was more common in eccentric left hypertrophy group.

离心性肥厚组中度二尖瓣反流者较多.