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- Is this behaviour typical of the male sex? 这种行为是雄性特有的吗?
- male sex chromosome 男性性染色体
- A chromosome that is not a sex chromosome. 常染色体非性染色体的一个常染色体
- Abstract: The SRY gene (sex determining region on Y chromosome) acts as TDF and is required for regulating male sex determination. 摘 要: Y染色体上的性别决定区域--SRY基因作为睾丸决定因子;可以调控男性性别发育过程.
- They may, for examp Slave e, affect the viability of sperm that bear theY chromosome, which w kdetermines male sex -- or the viability of male fetuses. 比如,这些物质会影响含有决定男性性别的Y染色体的精子的生存能力或男性胎儿的发育。
- A person is either of female or male sex . 一个人要么是女性,要么是男性。
- They may, for example, affect the viability of sperm that bear the Y chromosome, which determines male sex -- or the viability of male fetuses. 可能这些变化看起来微不足道,但研究人员提出,这是环境污染对男性生殖系统所造成的危害的一种表现。
- For years they have felt no inferiority to the male sex. 她们早就不觉得低男性一等了。
- Humans have 22 chromosome pairs plus two sex chromosomes. 除了两个性染色体之外,人体有22对染色体。
- The results may be linked to levels of testosterone-the male sex hormone. 这样的结果可能与男性荷尔蒙睪丸素的量有关。
- Unlike other sex chromosome aneuploidy, there are no characteristic physical features for triple X patients. 由于大部分患者缺乏明显的表现型特征,造成本综合征有相当大的鉴别难度。
- Mammals normally have two sex chromosomes. 哺乳动物正常情况下有两种性染色体。
- All the new genes might be located at euchromosomes but MMSA-1 at sex chromosome. 除MMSA-1可能定位于性染色体,其余均可能定位于常染色体;
- Besides,we discussed the sex chromosome and the mechanism of sex determination of Elaphodus cephalophus. 根据现存的几种核型的分析对毛冠鹿的性染色体及性别决定机制作了初步的探讨。
- Testosterone, the primary male sex hormone, is one in a group of related steroid hormones referred to as androgens. 睾酮是主要的雄性激素,也是一组被认为是雄性激素的类固醇激素的成员之一。
- Method: Studying of normal and sex chromosome by classic cytogenetic analyse in leukemia patients before and after treated by allo-HSCT. 方法:应用常规细胞遗传学方法定期检测白血病患者异基因造血干细胞移植前后常染色体、性染色体情况。
- X chromosome was the second largest submetacentric chromosome and Y was the smallest acrocentric chromosome in 1 pair sex chromosome. 1对性染色体中 ,X染色体为 1条第二大的亚中部着丝点染色体 ,Y染色体为最小的端部着丝点染色体。
- Methods Study the normal and sex chromosome by classic cytogenetic analysis in leukemia patients before and after treatment by allo-HSCT. 方法应用常规细胞遗传学方法定期检测白血病患者异基因造血干细胞移植前后常染色体、性染色体情况。
- Objective To explore effects of acrylonitrile(ACN)exposure on the concentrations of serum male sex hormone in male workers. 目的探讨丙烯腈(ACN)对男工性激素水平的影响,全面评价ACN生殖危害,为保护工人及子代健康提供科学依据。
- Results: Three of women patients had karyotype such as 46, XY showed donor s sex chromosome in 4 successful cases and primary abnormity disappeared. 结果:4例移植成功患者其中异性别3例性染色体表现为供者性染色体,原有异常消失;