Y chromosome has two types of polymorphism:metacentric (or submetacentric) and acrocentric chromosomes.
染色体有(或)端着丝粒染色体。
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Men inherit their Y chromosomes from their fathers.
男性从父亲那里继承Y染。
Now males males have one X and one Y chromosome, and females have two X chromosomes.
那么,男性有一个X染和一个Y染,女性有两个X染。
And every male relative of that individual who's a first-degree relative has the same Y chromosome.
而这名男人的所有一级男性亲属都拥有相同的Y染。”
Around 7 weeks the male sex organs start to develop because of a gene on 'Y' chromosome called 'SRY'.
大约7周左右,男性性器官开始发育,这是由于“Y”染上有一种叫“SRY”的基因。
You may just have 100 people with the same Y chromosome, because they're all descended from one man.
“可能会有100个人拥有相同的Y染,因为他们都是同一个男性的后代。”
Meaning very little changes about the Y chromosome from generation to generation.
这意味着Y染在代际传递过程中的变化很少。
All men inherit the Y chromosome not from mom and dad, but just from their dads.
所有男性的 Y 染不是来自父母,而是仅仅来自父亲。
The male " Y" chromosome, on the other hand, does not have any color genes.
另一方面,公猫的 Y 染有任何颜基因。
For example, one recent study found a huge drop in Y chromosome diversity five-to-seven thousand years ago.
比如,最近一项研究发现,Y染的多样性在5000至7000年前大幅下降。
Including some on the " Y" chromosome, meaning they can be transferred from both the mother and the father.
其中包含一些在 Y 染上的基因,也就是说父母都有可能是你秃头的原因。
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,但是一定会从父亲那得到 Y 染。
Humans have forty-six chromosomes of DNA, of which two help determine your sex, the " X" and the " Y" chromosome.
人类 DNA 有 46 条染,其中两条决定你的性别,X 与 Y 染。
There are estimates that one in 200 men living today carry a very similar Y chromosome, which indicates a recent common ancestor.
据估计,今天每 200 个男人中就有一个携带非常相似的 Y 染,这表明有一个很近的共同的祖先。
The Y chromosome contains genes for male development and fertility.
Y 染包含男性发育和生育的基因。
It's possible that about 0.5% of the men living today inherited their Y chromosome from a recent common ancestor, maybe Genghis Khan.
有可能,今天大约 0.5% 的男性从最近的共同祖先那里继承了他们的 Y 染,也许是成吉思汗。
This pair, called the X and Y chromosomes, influences your biological sex.
这对称为 X 和 Y 染的染会影响您的生理性别。
The researchers could pick out males thanks to DNA from the Y chromosome.
由于来自 Y 染的 DNA,研究人员可以挑选出男性。
Well, it’s actually Chick with a Y chromosome.
嗯 那其实是一直有着Y染的鸡。
You pick up a Y chromosome while you were there? You might be short one.
你买Y染 我看你有呢。
Quick question: do you think the dominance of autism in males has something to do with their gender, more specifically with the Y chromosome?
你认为自闭症在男性中的主导地位是否与他们的性别有关,更确切地说与 Y 染有关?
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