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单词 X chromosome
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But many primates, including humans, hae a third photopigment, encoded by a second gene on the X chromosome.

但是多数灵长类包括人类有着三种感光色素,通过在X染色体中的第二种基因编码。

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Because if you got your father's " X" chromosome you would be a female.

因为如果是从父亲那得到 X 染色体,那你就会是女性。

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Studies show that the most influential hair-loss gene is located on the " X" chromosome only.

研究显示造成秃头的基因位于 X 染色体上。

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Now males males have one X and one Y chromosome, and females have two X chromosomes.

那么,男性有一个X染色体和一个Y染色体,女性有两个X染色体。

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In some cases, it's linked to chromosomal abnormalities like Turner syndrome, where an X chromosome is missing.

在某些情况下,它与染色体异常有关,如Turner综合征,其X染色体缺失。

Osmosis-肌骨

In females, though, only one X chromosome gets expressed, and the other is inactivated, called X-inactivation or lyonization.

女性只有一条X染色体表达,而另一条失活,这就是X染色体失活(莱昂化)。

Osmosis-遗传

Turner syndrome is a chromosomal disorder where one X chromosome is either completely or partially absent.

特纳综合征是一种染色体疾病,患者体内细胞中有一条X染色体完全或部分缺失。

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The most common cause of primary amenorrhea is Turner syndrome, where one X chromosome is either completely or partially absent.

最可能的原发性闭经原因是Turner综合征:有一个X染色体完全或者部分缺失。

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In the 1960s, biologist Susumu Ohno suggested the X chromosome would evolve slowly, and thus remain similar in most mammalian species.

60年代的时候,生物学家Susumu Ohno提出X染色体进化缓慢,大多数哺乳动物的X染色体基因是相似的。

Osmosis-遗传

Monosomy is what happens in Turner syndrome and it specifically affects the X chromosome.

造成特纳综合征的原因就是单体,并且是在单体情况仅影响X染色体时。

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That's because the gene that's responsible for making G6PD is on the X chromosome.

这是因为X染色体基因决定G6PD。

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This means females can have two colors, in addition to white, because they have two " X" chromosomes.

这表示母猫除了白色之外还可以拥有两种颜色,因为它们有两条 X 染色体。

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So if your mother does express these traits it means she will be passing an affected " X" chromosome to you.

因此如果你的母亲秃头,你就一定会得到秃头基因。

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The most common karyotype is 45, X, which means the person has 45 chromosomes, of which only one is an X chromosome.

最可能的核型是45,X,意味着这个人有45条染色体,只有一条X染色体。

Osmosis-遗传

Klinefelter syndrome develops when a gamete, either sperm or egg, contains at least one extra X chromosome.

异常在配子时期就存在了,精子和卵子都有可能发生,异常的配子会多出至少一条X染色体。

Osmosis-肌骨

Since this is linked to the X chromosome, both Duchenne and Becker muscular dystrophy are called X-linked recessive.

由于发病与X染色体有关联,DMD和BMD被称为X连锁隐性遗传。

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The fur color gene is located on the " X" chromosome.

毛色基因位于 X 染色体上。

Osmosis-遗传

The X chromosome also carries genes that are important for growth and development of tissues throughout the body.

X染色体还携带很多对全身组织生长和发育很重要的基因。

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Well if you're a male you get an " X" chromosome from your mother, but must receive a " Y" chromosome from your father.

男性会从母亲那得到其中一个 X 染色体,但是一定会从父亲那得到 Y 染色体。

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Females can avoid the lethal side-effects if one of their two X chromosomes contains a non-mutated gene-but they will still grow up without tusks.

如果雌性的两条X染色体中有一条含有未突变的基因,则可以避免致命的副作用——但她们长大后仍然没有象牙。

Osmosis-遗传

Either way the separation doesn't happen and the end result is a gamete with an extra X chromosome.

不管是哪种情况,都发生了不分离的现象,最后的结果都是产生了多一条X染色体的配子。

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