The scientists want to locate the position of the gene on a chromosome.

科学家们想找到该基因在染色体上的位置。

The Chromosome is now losing important genetic information and is no longer functional.

染色体现在缺少重要的遗传信息，不再具有功能。

Every time the Chromosome divides—every time one cell divides into two—pieces of the ends of the Chromosome, the telomere, get broken off.

当每次染色体分裂时——即当每次一个细胞分裂成两个时——染色体的尾部，也就是端区，就会发生断裂。

Anyway, if we examine these ends of these coils of DNA, we will find a sequence of DNA at each end of every human Chromosome, called a telomere.

无论如何，如果我们检查这些螺旋状 DNA 的末端，我们会发现每条人类染色体的末端都有一个被称作“端粒”的 DNA 序列。

Most cells in your body have two copies of every chromosome and, therefore, two copies of every gene: one from your mother and one from your father.

你体内的大多数细胞每条染色体都有两份拷贝，因此，每个基因也都有两份拷贝：一份来自你的母亲，一份来自你的父亲。

Look at this rough drawing of one of them, one Chromosome about to divide into two.

看一下其中一条的草图，一条将要分裂成两条的染色体。

Abnormality of chromosome behavior occurs from premeiotic mitosis until various stages in meiosis.

从减数分裂前有丝分裂到减数分裂的各个阶段，染色体行为都会发生异常。

The results suggested that obvious difference of chromosome number appeared among theseAlnus species.

本次研究结果表明桤木属物种间染色体数目有明显的差异。

Centromere is the primary constriction on the chromosome, a region at which the sister chromatids are held together.

着丝点是染色体的主缢痕，在这个地方姐妹染色单体连在一起。

Do we have a chromosome like that?

那么我们真的有那么一条染色体么？

Then there is the Y-chromosome factor.

然后就是染色体的因素。

She is part of the chromosome of Kolkata.

她就是加尔各答染色体的一部分。

It is called human chromosome number two.

它就是人类第2号染色体。

If the Y chromosome is detected, the fetus is male.

如果检测到Y染色体，则胎儿是个男性。

Chromosome 1 is the largest and chromosome 22 the smallest.

1号染色体最大，22号染色体最小。

If that's true, we want to be able to find that fused chromosome.

而如果这是真的，我们希望能够找到这条融为一体的染色体。

They suggest that genes on the X chromosome play a role in autism.

他们说x染色体的基因在自闭症中起着作用。

One in five cell-lines mutated a particular region of chromosome 20.

1/5的培养细胞在20号染色体上的特定区域发生突变。

Because the marks of evolution are literally all over our chromosome.

因为进化的标志印遍了我们的染色体。

And a gene called KCNJ6, located on chromosome 21, is known to make GIRKs.

而叫做KCNJ6的基因，被发现在染色体21上，已知会产生GIRKs。

In a few cases, women may have two distinct green cones on either X chromosome.

在少数情况下，妇女也可能有两个X染色体上不同的绿色视锥。

The DNA analyses also show that only a small part of a chromosome was transferred.

DNA分析也显示仅仅一个染色体的一小部分被转移。

The Y chromosome makes its owner male because it carries the male-determining gene.

Y染色体让携带者之所以成为男性，是因为它携带了雄性决定基因。

Challenge: a mutation on the X chromosome is the most common known cause of autism.

挑战：X染色体上的突变是最常见的自闭症病因。

It turns out it is much easier to recognize a fused chromosome than you might think.

事实上识别一条融合染色体要比你想象的容易得多。

Chromosome 1 is the biggest and contains, per chromosome, the greatest number of genes.

1号染色体最大，与其他染色体相比来说，含有最大数量的基因。

A SNP is a point on a chromosome where DNA routinely varies from one person to another.

SNP是通常染色体上DNA因人而异的一个点。

I'm sensitive, creative and artistic, and perhaps that comes from my extra X chromosome.

我有同情心、有创造力、有艺术气质，或许这正是那条多出的X染色体赋予我的。

Remember, males will show symptoms of the disease if their only X chromosome is defective.

要记住的是，如果男性唯一的X染色体抵御疾病，就会表现出疾病的症状。