a chromosome abnormality.
体异常。
a chromosome abnormality.
体异常。
heteromorphic chromosome pairs.
异型体对
The polytene chromosomes found in the salivary gland cells are among the largest chromosomes known today.
唾液腺细胞的多线
体是目前已知的最大
体之一。
for example, the X chromosome in the heterogametic sex, and whole chromosomes in aneuploids.
例如在异型的X
体以及非整倍体
的全部
体。
Objective: To analyze abnormal chromosome karyotype and pathogenesis of primary amenia.
目的分析原发闭经患者体核型与病因。
Objective: Improve and optimize the method of Chromosome of zooblast.
目的:改进和优化动物细胞体的临时制片技术。
The polymorphy of fronds and chromosome number of Ophioglossum petiolatum Hook.
有梗瓶尔小草叶的多形和
体数目.
Chromosomes also determine the sex of animals.
体也决定动物的
。
At this point esch chromosome consist of a pair of chromatids and the two associated chromosomes are termed a tetrad.
此时每条体由一对
单体构成,这两条联合的
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
体倒
对减数分裂时的
体分离可能造成的影响,结果显示二倍体发病率增加了。
one pair of homologous chromosomes that codes for eye colour.
决定眼睛颜的一对同源
体。
alcohol can disrupt the chromosomes of an unfertilized egg.
酒精可以彻底改变未受精卵的体结构。
If both of a pair of homologous chromosomes are missing, nullisomy results.
如果一对同源体都缺失了,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
体的分离。”
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:正常状态下,
物体
体数是此种
物单倍体数目整数倍的现象被称为整倍
。
Y chromosome has two types of polymorphism:metacentric (or submetacentric) and acrocentric chromosomes.
体有
部(或亚
部)和近端着丝粒
体。
In the nucleoplasm chromosomes consisting of deoxyribonucleic acid (DNA) and proteins are present.
核质的
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
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
体优先取代2D小麦
体、而非2A、2B小麦
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·波兰的一个精子,带着一个X体,一头扎进了她的妻子阿曼迪妮的一个卵子。
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