查询词典 sex chromosome

Furthermore, two forms of coadaptation between sex chromosomes, the interaction between a meiotic driver and its suppressor, and dependence of a Y-like chromosome on its homologue, were also probable reasons why sexual antagonism was not observed on old Y-like chromosomes.

类似 Y 的染色体对它同源染色体的依赖性；都可能是导致性别拮抗因子在晚期观察不到的原因。

Objective:To investigate the relativities of long Y chromosome and clinical effects,including infaust pregnancy,gonadal dysgenesis and sex reversal syndrome,etc.

目的探讨大Y染色体与不良妊娠、性腺发育不全和性反转综合征等临床效应的相关性。

Objective: To investigate the relativities of long Y chromosome and clinical effects, including infaust pregnancy, gonadal dysgenesis and sex reversal syndrome.

目的：探讨大Y染色体与不良妊娠、性腺发育不全和性反转综合征等临床效应的相关性。

Flow-.cytometrically sorting the X-.and Y-.chromosome bearing sperm based on the measurement of sperm DNA is an effective way to preselect the sex of the mammalian offspring.

以X精子争Y精子的DNA含量差别为基础的流式细胞仪分离精子技术是有效的哺乳动物性别控制方法。

ZFY gene is isolated and cloned from the sex determining region of Y chromosome.

1ZFY基因是从Y染色体上性别决定区分离出来的

But more than 30% of the DNA differs between chimps and humans in the region of the Y chromosome that determines sex.

大卫·佩吉说，这表明自从600万年前人类和黑猩猩从同一个祖先分化出来后，Y染色体走过了不平凡的重组之路。

63 All are the telocentric chromosomes. The sex chromosomes ZZ in the male are subtelocentri chromosome, which are the largest chromosome pair in the whole genome.

雄性性染色体ZZ是整个染色体组中最长的一对近端着丝粒染色体；雌性的W染色体也为近端着丝粒染色体，其长度仅次于第3号常染色体。

Breeders need to be aware of the sex linked diseases, which is an abnormal gene contained in X chromosome.

繁殖者需要了解到的性状疾病，那就是X染色体中存在着不正常的基因。

Among the fish which were cytogenetically studied, most of them do not possess any morphologically differentiated sex chromosomes. On the other hand, karyotypic analysis, chromosome binding, synaptonemal complex observation and comparative genomic hybridization show in few fish species, that there exist sex chromosomes which differentiated at different levels and types.

在进行过细胞遗传学研究的鱼类中，绝大部分没有发现异形性染色体，然而通过核型分析、染色体显带、联会复合体观察和比较基因组杂交等方法，发现在少部分鱼类中确实存在有异形分化的性染色体，并且分化程度高低不等，性别决定方式多种多样。

Both single genes and chromosome segments may be hemizygous; for example, the X chromosome in the heterogametic sex, and whole chromosomes in aneuploids.

单独的基因和染色体片断都有可能是半合子。例如在异型性别中的 X 染色体以及非整倍体中的全部染色体。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。