查询词典 y chromosome

That's because the male Y chromosome (3)a so-called sex determination gene called SRY.

这是因为男性Y染色体自身携带了决定雄性性别的基因片段——SRY基因。

Testing the Y chromosome, passed from father to son, can reveal a person's paternal lineage.

检测Y染色体，是从父亲传递给儿子，能够揭示一个人的父系祖先。

It is now clear that the Y chromosome is by far the most rapidly evolving part of the human and chimp genomes.

现在我们知道了Y染色体是人类和黑猩猩基因组中进化最迅速的部分。

And there are essential genes for sperm formation on the Y chromosome.

生殖细胞的性别主要是由生殖腺中体细胞的微环境决定的。Y染色体上存在精子形成所必需的基因。

The AZFc region on human Y chromosome has been found to be functionally important in spermatogenesis.

人类Y染色体上的AZFc区及其中的多拷贝基因在精子发生过程中有着重要的作用。

That's because the male Y chromosome comes equipped with a so-called sex determination gene called SRY.

这是因为男性Y染色体自身携带了决定雄性性别的基因片段——SRY基因。

Objective To investigate the correlation between male infertility and Y chromosome microdeletions of azoospermia factor regions.

目的：探讨Y染色体上无精子因子微缺失与男性不育的关系。

Methods Multiplex PCR was used to detect Y chromosome microdeletion in 51 azoospermia patients and 7 healthy controls.

方法采用多重PCR-凝胶电泳技术对23例原发性无精症患者、28例原发性少精症患者和7例正常生育男性对照进行Y染色体微缺失检测。

Objective To evaluate the relationship between Y chromosome microdeletion and male azoospermia.

目的对男性不育患者Y染色体AZF区域微缺失进行基因诊断。

However, if a Y-chromosome is present , it stimulates the undifferentiated gonadal cell mass to develop into testicles .

然而，如果受精卵中存在Y染色体，它会调控未分化的生殖细胞团发育成睾丸。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐