chromosome GREGMAT专八

a chromosome abnormality.

色体异常。

heteromorphic chromosome pairs.

异型色体对

The polytene chromosomes found in the salivary gland cells are among the largest chromosomes known today.

唾液腺细胞多线色体是目前已知最大色体之一。

for example, the X chromosome in the heterogametic sex, and whole chromosomes in aneuploids.

例如在异型性别X色体以及非整倍体全部色体。

Objective: To analyze abnormal chromosome karyotype and pathogenesis of primary amenia.

目分析原发闭经患者色体核型与病因。

Objective: Improve and optimize the method of Chromosome of zooblast.

目:改进和优化动物细胞色体临时制片技术。

The polymorphy of fronds and chromosome number of Ophioglossum petiolatum Hook.

有梗瓶尔小草叶多形性和色体数目.

Chromosomes also determine the sex of animals.

色体也决定动物性别。

At this point esch chromosome consist of a pair of chromatids and the two associated chromosomes are termed a tetrad.

此时每条色体由一对色单体构成，这两条联合色体称为四分体。

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

应用原杂交技术研究了9号色体倒对减数分裂时色体分离可能造成影响，结果显示二倍体发病率增加了。

one pair of homologous chromosomes that codes for eye colour.

决定眼睛颜色一对同源色体。

alcohol can disrupt the chromosomes of an unfertilized egg.

酒精可以彻底改未受精卵色体结构。

If both of a pair of homologous chromosomes are missing, nullisomy results.

如果一对同源色体都缺失了，称为缺体。

Dynein also helps force apart chromosomes during cell division.

以及在细胞分裂，提供了机械能协助色体分离。”

Euploidy The normal state in which an organism's chromosome number is an exact multiple of the haploid number characteristic of the species.

整倍性：正常状态下，物体色体数是此种物单倍体数目整数倍现象被称为整倍性。

Y chromosome has two types of polymorphism:metacentric (or submetacentric) and acrocentric chromosomes.

色体有部(或亚部)和近端着丝粒色体。

In the nucleoplasm chromosomes consisting of deoxyribonucleic acid (DNA) and proteins are present.

核质色体由脱氧核糖核酸（DNA）和蛋白质构成。

In plants this is sometimes overcome by the doubling of the chromosome number, giving an allopolyploid.

在植物，这种不育现象有时可因为色体数目加倍而抵消，产同源多倍体。

The chromosome conferring resistance to BYDV showed the intendance to substitute 2D rather than 2A, 2B wheat chromosomes in disomic substutution lines.

在二体代换系,该色体优先取代2D小麦色体、而非2A、2B小麦色体;

At the same moment, a sperm with one X chromosome, belonging to Raphaël Poulain, made a dash for an egg in his wife Amandine.

还是在这个时候，属于拉斐尔·波兰一个精子，带着一个X色体，一头扎进了她妻子阿曼迪妮一个卵子。