染色体数

观察到3n幼孢子体的染色体数为90。

The chromosome number of 3n young sporophyte was 90 .

芸苔属植物油菜的新种合成及其细胞遗传学研究&Ⅶ.欧洲油菜×广东小油菜F2群体性状与染色体数之间的相关性研究

Synthesis of new species and cytogenetic studies in brassica & ⅶ . a study on the correlation of chromosome number with certain characters in the f_2 populations of a cross between Brassica napus and B.Chinensis

在间期核内则显现与X染色体数相一致的银颗粒簇，其中相当部分位于核边缘区。

The number of silver grain clusters in interphase nuclei was correlated with that of X chromosome .

由于两种方法的统计结果比较相近，所以又通过SPASS软件对染色体数和DNA含量进行相关性分析，DNA含量和染色体数间呈正相关。

Because that the statistical results of two methods were quite close , therefore it was discovered that the number of chromosome and the DNA content were positive correlation through the SPASS .

用差异PCR检测周期素D1基因。结果：H4M细胞核型为超3倍体，染色体数为71～78，其中有一条标记染色体含有一长的均染区（hsr）。

Results : The karyotype of metastatic HCC cell strain is a hypertriploid ( 71 ~ 78 chromosomes ) with a huge marker chromosome containing a long homogeneously staining region ( hsr ) .

谷类作物种子的不同部分，在遗传学上互有不同，可归纳为：（1）种皮和果皮，母体组织，具2N染色体数；

For the seed of cereals , the differences among following categories in generation and ploidy can be observed : ( 1 ) seed coat and pericarp , maternal tissue , with 2N chromosomes ;

两类单倍体细胞的染色体数均能自然加倍。

The two types of haploid cells doubled their chromosomes naturally .

芦苇的染色体数与产量性状的关系

The Relationship Between the Yield Character and Chromosome Number in Reed

对主栽品种的根尖细胞染色体数进行了观察；

The number of chromosomes in the root tip cells was observed .

石刁柏花药培养再生单倍体植株和染色体数变异

Regeneration of Haploid Plantlets From Anthers of Asparagus and Chromosome Numbers Variation

佛手染色体数属首次报道。

Furthermore , chromosome number of citrus Medica var Sarcodactylis is first reported .

嵌合体成虫生殖细胞的染色体数为22/33。

The chromosome number of germs of the mosaic worms is22 / 33 .

6种1变种猕猴桃植物染色体数目的研究

Study on chromosome numbers of 6 species and 1 variety in Actinidia Lindl

玉米花粉胚和愈伤组织细胞染色体数变异的初步研究

Preliminary Study on Variation of Chromosome Number of Pollen-derived Embryoids and Calli in Maize

黄姜种内染色体数目的变异

Variation of Chromosome Number in Dioscorea zingiberensis

染色体数不是单倍体的整数倍。

Having a chromosome number that is not an exact multiple of the haploid number .

其中，以染色体数为42和44的居多，分别占27.8%和44.4%。

Plants with 42 and 44 chromosomes were 27.8 % and 44.4 % , respectively .

用组培芽鉴定组培材料染色体数目的方法

Chromosome Count Using Buds in vitro

红豆杉离体培养染色体数变异与细胞多核现象

Somaclonal Variation in the Number of Chromosome and the Number of Nuclei in Cultured Taxus chinensis Cells

核不育材料体细胞的鉴定表明，所有的核不育材料染色体数为38。

The results of cytological observations indicated that somatic chromosome number was38 in different nuclear male sterile lines .

花粉母细胞染色体数不恒定，后期两极染色体数分配不均等。

So were chromosomal deficiency or reproduction , and unequal division in the period of pollen mother cell .

偏离了一个物种的整个染色体数目的叫做导倍体。

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

结果：经植物形态学和染色体数检测，诱导后的材料具有明显的多倍体特征。

Result : Eucommia ulmoides olive show obvious characters of polyploid by plant morphology and quantity of chromosome examine .

同时发现该族植物的花粉大小与其染色体数有一定的相关性。

The present paper also found that the pollen size of these species might have certain correlationship with their chromosome numbers .

实验结果表明，巴里坤湖卤虫二倍体体细胞染色体数为42条，可配成21对.共分为3组。

The result showed that the diploid number was 42 , it consised of 21 pair of chromosome There were 3 groups .

代物第说这是个不寻常的发现，因为在单个类中的同种物体染色体数通常是相同的。

DeWoody said that this is an unusual finding , since species within a single genus often have the same chromosome number .

糖用甜菜染色体数早已研定，但核型研究在国内报导极少。

Although chromosome number in sugar beet has been known for years , its karyotype has been known very little in this country .

在配子形成前通常会发生减数分裂，产生单倍体的配子（染色体数为正常的一半）。

Generally meiosis occurs before gamete formation , resulting in the gametes being haploid ( having half the normal number of chromosomes ) .

在无激素的1/2MS培养基中，体细胞胚发育成形态正常和染色体数稳定的小植株。

On hormone-free 1 / 2 MS medium , somatic embryos developed into intact plants , which showed normal morphology and stable chromosome number .

胚状体萌发的植株根尖细胞染色体数为22。

It is proved that a nucleus has 22 chromosomes in each cell of the root tip of plants which developed from these embryoids .