Chromosome

英音[ ˈkrəʊməsəʊm ] 美音[ ˈkroʊməsoʊm ]
染色体
常用释义
n. 染色体

扩展信息

染色体
人类染色体chromosomes)储存著大量信息。每个染色体有一条长长的DNA链,这条链由几百万个核苷酸(nucleotides)组 …
染色体研究
三,染色体研究Chromosomes)1993年,同性恋者Hamer等人研究了76对同性恋弟兄和他们的家人,发现男同性恋者母亲那 …
少数有性染色体
Chapter... ... Sex reversal 性别转换 chromosomes 少数有性染色体 male-male competition . 一些珊瑚礁鱼类﹐雌鱼喜和大型雄 …
人类基因组计划
普通生物学名词解释... ... 11.double helix 脱氧核糖核酸分子结构中的双螺旋 12.chromosomes 人类基因组计划 13.genime 基因 …
克隆模松
...成基因的基础材料,配置于细胞核中,状似小丝,称为:克隆模松(Chromosomes)。

例句

如果我们的一条染色体是由两条灵长类染色体融合而来的话,猜猜它能有点什么?

是,我听说过染色体,但我们现在是在说一个分子,而且所有的生命信息都很有可能以数码的形式被写进这个分子中。

Rather than looking at a predefined set of genes, he mapped thousands of genetic markers sprinkled across the chromosomes of his subjects.

他舍弃检视预先选定的基因,反而定位出数千个散布于染色体的遗传标记。

在这八周了,这些染色体是男性胚胎和女性胚胎的唯一区别。

each member of a pair of homologous chromosomes separates independently of the members of other pairs so the results are random.

一对对等染色体的各成分独立分离导致随机结果。

Half of a person's chromosomes come from his father, half form his mother.

一般的染色体来自母方,另一部分来自用完了。

And Schrodinger said the essence was information present in our chromosomes, and it had to be present on a molecule.

薛定谔认为这精髓就是信息,是我们染色体里的信息,而且这些信息必须由一个分子来承载。

他遇到的难题是,每当细胞分裂时,微型染色体就会退化,直到最终它们完全消失。

细胞学调查结果显示,该有芒株为添加额外染色体的变异株。

Homozygote (homozygous) --- An individual or genotype with identical alleles at a given locus on a pair of homologous chromosomes.

在二倍体生物中,一对同源染色体上特定的基因座上有两个相同的等位基因的个体或细胞。

"IVD sperm can only be produced from stem cells with male [XY] chromosomes, " he said.

“试管精子只能培育自带有男性(XY)染色体的干细胞,”他表示。

There's no molecular test. There's no sequencing of genes that was referred to yesterday. There is no fancy looking at the chromosomes.

没有分子检测,没有以前提到的基因测序,也别对染色体有任何幻想。

配对是靠两条同源染色体间沿长轴形成的联会复合体实现的。

一个多世纪以来,科学家一直努力了解管理机制,在有丝分裂染色体的精确分离。

亲代染色体的相互作用-联会发生严重缺陷,导致生殖细胞死亡。

Such a clearing mechanism that operates along mitotic chromosomes might require proteins that are implicated in chromosome segregation.

这种信息的机制,运作以及有丝分裂染色体可能需要的蛋白质,有牵连的染色体分离。

Thus, for an embryo to grow properly, it must have one set of chromosomes with a female imprint and the other with a male imprint.

因此胚胎要能正常发育,一定要有一组染色体带雌性铭印,而另一组染色体则带雄性铭印。

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。

二分体一对由四分体在成熟分裂过程中形成的同源染色体

At the beginning of prophase the chromosomes each consist of two highly condensed chromatids attached to each other at a centromere .

分裂前期,高度浓缩的两个染色单体通过着丝粒连接在一起。

With a shortage of chromosomes, a developing fetus will likely grow into a child with down syndrome.

如果缺少染色体,一个处于成长阶段的胚胎可能发育成一个具有不良综合症的小孩。

Our DNA is carrying chromosomes and at each end of these, a sort of protective caps called telomeres.

我们的DNA携带染色体,在每条染色体的末端都有保护性的端粒。

She noticed that at the end of each of the creature's chromosomes was a repeating sequence of DNA, spelt out by the letters CCCCAA.

她注意到,在该动物的染色体两端是一个重复的DNA序列,这个序列用字母表示就是CCCCAA。

Chromosome numbers which deviate from the normal number of chromosomes for a species are said to be heteroploid.

偏离了一个物种的整个染色体数目的叫做导倍体。

The first hint of a breakthrough came when Blackburn was studying chromosomes in a simple pond-dwelling organism called tetrahymena.

布莱克本在研究一种简单的池生生物四膜虫的染色体时,获得了一个突破性的发现。

Karyotype reveal that in most cells all but sex chromosomes are present as two copies, referred to as homologous pairs.

除了性染色体外,大多数细胞的染色体组成对出现,称同源染色体对。

Bivalent --- A pair of homologous chromosomes in association, as seen at metaphase of the first meiotic division.

发生联会时的一对于同源染色体,见于首届减数分裂的中期。

But chromosomes do not pass from each generation to the next as identical copies.

但染色体在一代代的传递过程中并不是一成不变的。

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。

CONCLUSION: HBV DNA sequences were able to pass through the zona and oolemma to enter into oocytes and integrate into their chromosomes.

结论:HBVDNA序列能够通过卵母细胞的透明带和细胞膜,进入卵母细胞内并整合到卵母细胞染色体上。

常用短语

y chromosome
y chromosome - n. [生]Y染色体
chromosome aberration
chromosome aberration - [医]染色体畸变
x chromosome
x chromosome - n. [生]X染色体(性染色体的一种)
sex chromosome
sex chromosome - 性染色体
chromosome doubling
chromosome doubling - 染色体加倍;染色体复制;染色体配对
homologous chromosome
homologous chromosome - 同源染色体

同义词

n.
[染料][遗][细胞]染色体(形容词chromosomal,副词chromosomally)

同根词(词根chromogen)

chromosomal adj 染色体的
chromogen n [生化] 色原;发色体,色原体