meiosis

Consisting of a pair of homologous, synapsed chromosomes, as occurs during meiosis; double.

二价染色体的由一对同源,联会染色体组成的, 如在''.'成熟'.''''.'分裂'. ''时出现的; 双的.

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Biology Consisting of a pair of homologous, synapsed chromosomes, as occurs during meiosis; double.

二价染色体的:由一对同源, 联会染色体组成的, 如在成熟分裂时出现的; 双的.

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Bivalent Describing any pair of homologous chromosomes when they pair up during MEIOSIS.

在减数分裂中配对时的任意一对同源染色体.

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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.

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Effects of pollen mother cells and meiosis of microspores in Impations balsamina were investigated.

研究了卫星搭载对凤仙花小孢子母细胞的减数分裂和小孢子的影响.

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Meiosis comprises a pair of specialized nuclear divisions that produce haploid germ cells.

减数分裂由两次产生单倍体生殖细胞的核分裂组成.

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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.

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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.

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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分裂以及有丝分裂和减数分裂中动粒调节的演变提供了基础.

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Gametes may develop without fertilization, or meiosis may substantially precede gamete formation.

配子不经过受精也可能发育,若减数分裂先于配子形成,配子也可能发育.

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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.

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A pair of homologous, synapsed chromosomes associated together during meiosis.

二价染色体在''.'成熟'.''''.'分裂'. ''时联在一起的一对同源、联会染色体.

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Secondary oocyte immediately into the 2 nd meiosis, and stop at the metaphase.

次级卵母细胞随即进入第2次减数分裂, 停止在分裂中期.

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

有丝分裂和减数分裂在传递遗传信息过程中各有优势.

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Genetics: a characteristic resulting from the exchange of genetic material between homologous chromosomes during meiosis.

交换特征: 由减数分裂期内同源染色体之间的遗传物质的交换而产生的特征.

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Meiosis, which occurs only in the formation of gametes, is a specialized form of cell division.

仅仅发生在配子形成中的减数分裂是一种特殊形式的有丝分裂.

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Cycling meiosis and fertilization events produces a series of transitions between alternating haploid and diploid states.

减数分裂和受精作用的周期甚至产生了一个在单倍体阶段与二倍体阶段来回交替的过渡序列.

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Furthermore, the other features of Horner's syndrome ( meiosis and anhidrosis ) are not described.

此外, 霍纳综合征的其他特征 ( 瞳孔缩小和无汗症 ) 没有得到描述.

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Diakinesis The last stage of the PROPHASE in the first division of MEIOSIS.

终变期:减数分裂第一次分裂前期中的最后一个阶段.

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Objective: To determine the effect of methylbenzene on meiosis of spermatocyte from mouse testis.

目的探讨甲苯对小鼠精母细胞减数分裂的影响.

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The separation of homologous chromosomes during meiosis.

在减数分裂过程中同源染色体的分离.

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Cytokinesis The division of the cytoplasm after nuclear division ( mitosis or meiosis ).

胞质分裂:随着核 ( 有丝分裂和减数分裂 ) 分裂之后的细胞质的分裂.

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Abnormal meiosis also was observed.

还观察到花粉母细胞异常减数分裂现象.

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When the tapetum disintegrates gradually later, microspore mother cell has still not entered meiosis, finally disintegrated.

到后期绒毡层逐渐解体, 小孢子母细胞依然没有进入减数分裂, 最终解体.

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