gametic reduction是什么意思

网络释义

用法例句

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

meiotic apogamy

减数分裂无配子生殖

meiotic euapogamy

【植】单倍无配子生殖, 减数分裂的真无配子生殖

Meiosis, which usually precedes spore or, sometimes, gamete formation, halves the chromosome number to produce haploid gametes.

染色体数目减半通常发生在减数分裂产生孢子或往往是合子减数分裂形成单倍体配子时。

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。

Reproduction without meiosis or formation of gametes.

无配生殖，无融合生殖无须减数分裂或形成配子的繁殖

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。

Generally meiosis occurs before gamete formation, resulting in the gametes being haploid (having half the normal number of chromosomes).

在配子形成前通常会发生减数分裂，产生单倍体的配子（染色体数为正常的一半）。

Such a gamete may be produced by tetraploid tissues, or it may be the result of faulty meiosis.

这样的配子可能是通过四倍体组织或者是错误的减数分裂产生的。

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。

Mathematical models were developed to simulate particle reduction in CMP slurry distribution systems.

为模拟CMP磨料分配系统的粒子减少开发了数字模型。

Cytological Studies on the Meiosis and Male Gametophyte Development of Dioscorea parviflora

小花盾叶薯蓣减数分裂与雄配子发育细胞学观察

pair production attenuation coefficient

电子对生成衰减系数

pair attenuation coefficient

正负电子对衰减系数

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

Segregation The separation of the two alleles of a gene into different gametes, brought about by the separation of homologous chromosomes at anaphase 1 of meiosis.

分离：同源染色体在细胞减数分裂后期Ⅰ中向细胞极迁移，使等位基因最终分向不同配子。

At present most methods employ digital computations and certain correction techniques that minimize instrumental errors.

目前大多数方法是采用电子计算机，同时配合一定的校正技术，以减少仪器误差。

Study on Pollen Mother Cell Meiosis and Male Gametophyte Development in Autotetraploid and Diploid Broccoli;

同源四倍体和二倍体青花菜花粉母细胞减数分裂及雄配子体发育比较研究