X chromosomes

in terms of genetics, the female cell has two x chromosomes, one from each parent. so a woman's wisdom comes from both father and mother.

从遗传学来看，女子的细胞有两个X染色体，一个来自父亲，一个来自母亲，她具有父母的智慧。

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In some, the Y genes seem to override expression of X genes even if there is only one Y and several X chromosomes, and the polyploids remain dioecious.

在有些植物中，即使只有一条Y染色体而有多条X染色体，但Y基因似乎会抑制x基因的表达，因此多倍体植物仍旧是雌雄异株。

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But female cats already have two X chromosomes so they can own that coat without the extra X, which means Venus is not necessarily a chimera.

但雌猫已经有两条X染色体，因此它们即使没有额外的X染色体也能有这样的皮毛，也就是说，双面猫不一定是嵌合体。

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Methods Implicating intron 19 of the factor ⅷ gene of 6 patients with the hemophilia A and 207 unrelated X chromosomes were amplified by PCR and were analysed by means of Amp RFLPs of Hind ⅲ.

方法用PCR扩增6个甲型血友病患者家系和207条无亲缘关系的X染色体的Ⅷ因子基因19内含子，用HindⅢ酶切进行Amp－RFLPs分析。

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From what you eat and drink to where you live, there's a special sickness lying in wait just for you if you have the misfortune to have two X chromosomes.

如果很不幸你的基因是由两个X染色体组成，那么从你吃喝的东西到你生活的地方，这儿都有个专门的疾病在静静地等待着你。

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The X chromosomes were all submeta-centric and the Y chromosomes were acrocentric in five breeds.

X染色体均为近中着丝粒染色体,Y染色体为近端着丝粒染色体.

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The two X chromosomes have characteristic distribution in three kinds of individuals ( XX, XO, XY) and the incidence of XO seems to be unusually high in the Mandarin vole. The mandarin vole are ideal experimental animals for fertility research in XO females of mammals.

X染色体在三种类型（XX、XO、XY）个体中呈特征性分布及XO雌体高比例存在使棕色田鼠成为哺乳动物XO雌体育性研究的理想实验动物。

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Objective Based on the sequence differences of Amelogenin homologous gene in the X and Y chromosomes, a pair of specific primers was designed to identify the sex of archaeological samples.

目的利用人类性染色体Amelogenin同源基因在X、Y染色体上序列长度的差异，选择设计引物，对考古样本进行古DNA性别信息研究。

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Human X and Y chromosomes behave differently from the autosomes.

人的x和y染色体跟常染色体有不同的活动。

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The X chromosomes in XO females are all type M. Hence, the reproductive capacity of XO females may be related to the X ( M) chromosomes.

XO雌体中的X性染色体为M类型。所以XO雌体的生育能力可能与X（M）染色体有关，其上可能存在雌性育性基因。

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Conclusion: Two perfect X chromosomes is necessary for female gonadal dysgenesis and function of ovary.

结论：两条完整的染色体是女性性腺发育及正常卵巢功能所必须：Xp21缺失可引起身材矮小；

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I guess round one goes to the "x" chromosomes, huh?

貌似第一回合有点阴盛阳衰是吧？

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in terms of genetics, the female cell has two x chromosomes, one from each parent. so a woman's wisdom comes from both father and mother.

从遗传学来看，女子的细胞有两个X染色体，一个来自父亲，一个来自母亲，她具有父母的智慧。

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The mechanism of x haploid bee sex determination was, first, x gene quantity with x chromosomes not only was less than Y genes with euchromosomes, but also x gene quantity with every x chromosme was different;

X单倍体型蜂类的性别决定机制，一是X染色体含X基因的数量小于常染色体组含的Y基因，而且各X染色体含X基因的数量不相同；

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Human amelogenin gene is a pair of alleles, which located at X and Y chromosomes. Study on the expression changes of amelogenin on the sex chromosomes has been an important method for sex identification.

人类釉原蛋白基因是分别位于X和Y染色体上的一对等位基因，其在两条性染色体上的不同表达成为性别鉴定的重要方法。

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In the article, we used PCR-gel elec-trophoresis method to determine the number of repeat of P ( CGG) n. We have 126 normal X chromosomes and 18 X chromosomes obtained from fra ( X) families.

采用PCR凝胶电泳法测定126条正常人群X染色体及来源于脆性X综合征家族的18条染色体的P（CGG）n重复数目。

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Amelogenin ( AML) gene locates on the conservative region of the bovine X and Y chromosomes.

牛牙釉蛋白（AML）基因定位于牛X染色体和Y染色体上的同源区域。

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CDS Region Polymorphism Analysis of No.1, X, Y Chromosomes of Human Genome

人类基因组1号、X、Y染色体CDS区多态性统计分析

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How can a person with two X chromosomes be a man? In more ways than one

男性怎么会有两个X染色体？不止一种原因

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The difference between diploid mole bees and diploid female bees was the quantitative difference of the x genes with x chromosomes, and there wasn't not only the only the difference of homozygote and heterozygote but also homozygote was male bees and heterozygote was female bees.

二倍体雄蜂和二倍体雌蜂之间的差异，只是两条X染色体含X基因的数量之和不相同，并无纯合子和杂合子之别，不存在纯合子为雄蜂，杂合子为雌蜂的问题。

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In each karyotype, X chromosomes. were 2N and Y chromosomes Were 1N.

在每个核型中X染色体均为2N，Y染色体为N。

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Analysis of the hybridization of probes drived from X and Y chromosomes to different genotype has demonstrated that the sequence differents exist between the sex chromosomes of O.niloticus.

对不同遗传型尼罗罗非鱼的有丝分裂中期相染色体进行荧光原位杂交表明，在尼罗罗非鱼中，X与Y染色体之问存在差异。

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Strangely, none of the women had the SNP on both X chromosomes.

奇怪的是没有妇女在两个X染色体都有单核苷酸多态性。

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Results: In five abnormal sex-differentiation cases. We found that three of them had red signals, which represented Y chromosomes, while two presented green signals meaning X chromosomes.

结果发现5例性分化异常患者中，3例标记染色体为代表Y染色体的红色信号，另2例标记染色体为代表X染色体的绿色信号。

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Women are also very, very unlikely to be affected by color blindness, due to their having two X chromosomes.

由于女性有两条X染色体，她们也非常不易患色盲。

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instead of two x chromosomes, some women have three; others have two xxs and an extra y, or one of many other variations.

尽管有两对X染色体，有些妇女有三个，其他的是两个XXs和一个额外的Y，或许多其他的搭配中的一个。

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in terms of genetics, the female cell has two x chromosomes, one from each parent. so a woman's wisdom comes from both father and mother.

从遗传学来看，女子的细胞有两个X染色体，一个来自父亲，一个来自母亲，她具有父母的智慧。

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Pairing between X and Y chromosomes was confined to part of them.

XY染色体配对仅限于部分区域。

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The result showed that all autosomes which have short arm were acrocentric, the X and Y chromosomes were submetacentric.

结果是牦牛常染色体均为近端点着丝粒染色体，X、Y染色体为亚中部着丝粒染色体。

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