maternal age， environment pollution causes abnormal chromosomes separation.
高龄孕妇，环境污染等原因导致染色体分离异常。
Actin is a constituent of polytene chromosomes of Drosophila virilis
肌动蛋白是果蝇唾腺染色体的组成成分
After screening 1161 X chromosomes from nonretarded healthy individuals, we found no carriers with the permutation allele.
我们对1161位正常人进行筛查, 没有找到前突变的携带者。
Alleles of the same gene occupy the equivalent locus on homologous chromosomes.
等位基因位于同源染色体相对应的位点上。
Having the same alleles at a particular gene locus on homologous chromosomes.
纯合的在同源染色体上某一特定基因座有相同等位基因的
Chromosomes Analyses of Pipistrellus pulveratus Piters.
灰伏翼的染色体分析
Karyotype Analysis of Chromosomes of Dichondra repens Forst
马蹄金染色体的核型分析
Aneuploids and chromosomes structure variation were not found.
未发现有非整倍体细胞和染色体形态结构变异。
The salivary gland chromosomes of Anopheles anthropophagus Xu et Feng
嗜人按蚊的唾腺染色体
The Salivary Gland Chromosomes of Anopheles sinensis.
中华按蚊唾腺染色体的研究
Studies on the Salivary Gland Chromosomes of Anopheles Liangshanensis
凉山按蚊唾腺染色体研究
Comparative Studies on Chromosomes in the Snakehead Fish Channa argus and Ophiocephalidae
乌鳢及鳢科鱼类染色体组型的比较研究
Maligrant segregants may, therefore, arise when complementing chromosomes are lost.
因此当互补染色体丢失时，就会产生恶性分离子。
Telophase IDuring telophase I, the chromosomes arrive at separate poles and decondense.
减一末期在减一末期，染色体到达细胞的两极。
Histones are a group of proteins that are associated with chromosomes.
组蛋白是一类结合在染色体上的蛋白质。
A pair of homologous, synapsed chromosomes associated together during meiosis.
二价染色体在成熟分裂时联在一起的一对同源, 联会染色体
Association of homologous chromosomes in Mitosis of root tip cells of cucumis Sativus L.
黄瓜根尖体细胞同源染色体的联合现象。
Genes located on these chromosomes do not assort independently of sex and are said to be sexlinked.
这些染色体上的基因不能离开性别而自由组合, 称为性连锁。
Following the replication of chromosomes, resultant chromatids remain attached at the centromere.
随着染色体的复制，着丝粒始终连接着形成的两个染色单体。
Analysis of the relation between cause of azoospermia and chromosomes
无精症病因与染色体关系分析
Mangled and ever changing chromosomes are but fortuitous byproducts.
至于受损以及不断变化的染色体, 只是意外的副产品罢了。
An essential balm method for preparing rice chromosomes
水稻染色体标本制备的风油精法
Chromosomes exhibit characteristic bands.
染色体呈现出特有的对比条纹。
Studies on Late Replication Bands of Giant Panda Chromosomes
大熊猫染色体晚复制带研究
A preliminary study of resolution banded chromosomes in barley
大麦高分辨染色体显带的初步研究
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