chromosomes的例句大全

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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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 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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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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Semispinalis Capitis and m. Biceps Femoris were located on chromosomes 1 and 3, respectively.

股二头肌pH值和半棘肌pH值QTL分别定位在SSC1和3上；

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chromosome A database with complete genomes and chromosomes from the NCBI Reference Sequence project.

NCBI参考序列计划中所有的完整基因组和染色体序列

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The centromeric regions of almost chromosomes in Chinese White rabbit were darkly stained, but which varied in size.

中国白兔核型中几乎所有染色体的着丝粒区均呈深染，大小有异；

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The cell begins reduction by first separating its DNA chromosomes.

细胞通过首次DNA染色体分离开始减数分裂.

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Sex development in human is determined by lots of genes on sex chromosomes and autosome. It can be divided into two stages: sex determination and sex differentiation.

人类性别发育包括性别决定和性别分化两个阶段，是由性染色体和常染色体上一系列性别决定和分化基因调控的。

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It has been shown that the numbers and the morphologies among the autosome pairs in these four breeds nearly coincided, but there were comparatively remarkable differences among the sex-chromosomes.

结果表明，这四个品种中常染色体对间的带纹数目及形态基本一致，而性染色体间的差异却较大。

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The salivary gland chromosomes of Anopheles anthropophagus Xu et Feng

嗜人按蚊的唾腺染色体

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When the anlage arrived at the largest size with polytene chromosomes densely packed in it, the DNA contents increased to maximum, i. e., about one half the DNA contents of the vegetative macronucleus.

这一时期的大核原基体积最大，DNA含量达到最高值，接近营养大核DNA含量的一半。

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The Satellite Association of Acrocentric Chromosomes from the Patients with Hyperthyroidism

甲亢患者的近端着丝粒染色体随体联合

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Objective: To search the relationship between satellite associations in human acrocentric chromosomes and recurrent abortions.

目的：为探讨人近端着丝粒染色体随体联合与自然流产的相关性。

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Which reveals that the Amygdalus communis has the functions of resistance to the mutation and of protecting the chromosomes against harm as well as of promoting the DNA repair.

说明，巴旦杏仁抗突变，保护染色体损伤，有促进DNA修复作用。

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【 Objectives 】 To research hereditary pattern, clinical features, EEG and chromosomes in one family with benign familial infantile convulsion.

【目的】探讨良性家族性婴儿惊厥（benign familial infantile convulsion，BFIC）一家系的遗传方式、临床特征、脑电图及染色体情况。

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And that the secondary pairing of chromosomes during diakinesis and the multipolar division beginning from metaphase I were evident.

发现这三种植物在第一次减数分裂的终变期中都出现染色体的次级配对现象，中期都出现多极分裂现象；

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The interchange of sections between pairing homologous chromosomes during the prophase of meiosis.

在减数分裂初期一对同源染色体之间片段（遗传物质）的互换过程。

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That's the phase of sexual reproduction when sex cells divide in two halves, each with half of the chromosomes needed to create a new snake.

减数分裂是有性生殖的一个阶段：生殖细胞分成两部分，每部分带有一半创造新生命所需要的染色体。

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The diploid and tetraploid chromosomes could be observed by binocular microscope with proper squash method.

采用合理的压片方法，用双目显微镜可观察到二倍体和四倍体染色体。

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