这是一种性别决定的方法，叫做单倍二倍体。
This is a method of sex determination known as haplodiploidy.
这些细胞持有二倍体核型。
四倍体与二倍体在形态学和细胞学上有明显差异。
There are obvious difference on morphology and cytology between polypoid and diploid .
同源四倍体水稻是二倍体水稻染色体加倍形成的。
Autotetroploid rice has double genome compared with diploid rice.
几乎全部的动物和过半数的高等植物都是二倍体。
Almost all of the animals and more than half of the higher plants are diploid.
接合形成的合子是部分二倍体，也叫做部分合子。
The zygotes formed in conjugation are partial diploids or merozygotes.
二倍体气孔密度大于三倍体，普通型大于短枝型。
它是单细胞真菌，有单倍体和二倍体两种存在形态。
The fungus is unicellular and exists in both haploid and diploid phases.
结果表明：二倍体和三倍体卵母细胞发育差异明显。
The results indicate that oocytes development are obviously different for diploid and triploid oysters.
二倍体功能大孢子的合点端细胞壁内的胼胝质荧光消失。
As development goes on, callose fluorescence disappears in the chalazal wall of diplosporous functional megaspore .
硅藻类的营养细胞是二倍体，它是由配子融合直接产生的。
In diatoms the vegetative cells are diploid, and are formed directly by the fusion of gametes.
染色体分析以超二倍体为主，核型显示为人类染色体核型。
Chromosomal analysis of the tumor cells exhibited human origin with a hyperdiploid model.
对7个葡萄二倍体与四倍体杂交组合的胚珠进行离体培养研究。
In vitro of ovules in 7 cross combination between diploid and tetraploid cultivars of grape were studied in this experiment.
这些囊胚细胞，称卵裂球，每个细胞都有一套二倍体染色体组。
The cells of the blastula, called blastomeres, also each receive a full diploid set of chromosomes.
这是柑橘属间对称融合再生二倍体叶肉亲本类型植株的首例报道。
This is the first report on production of diploid somatic hybrid plants between citrus with its related genus via symmetric fusion.
随着二倍体致死当量的增加，灵敏度指数也升高，种群的衰退速度加快。
The sensitive index would increase and population decline would be speeded up as the increase of lethal equivalents per diploid.
经孢子体积，DNA含量及营养类型测定证明角变和斑点为杂合二倍体。
Comparisons of conidial size and DNA content per conidia for 'hybrids' and parental strains indicated that the 'hybrids' were diploid.
该软件对三重基因型的分析及显示潜在的单亲二倍体的区域也是有用的。
The software is also useful for genotype analysis of trios and to show regions of potential uniparental disomy.
结果显示：结构完整的细胞DNA的荧光点图形成二倍体、四倍体的区域。
Dot plot image of DNA fluorescence could form region of diploid and tetraploid in integrated cell.
经热休克处理获得的三倍体稚鱼，性腺在分化之前明显大于正常二倍体鱼。
The size of gonads of triploids from hot shock was significantly larger than that of diploids prior to gonadal differentiation.
这些类型都是高度不育的，正如由基本的二倍体衍生三倍体和同源四倍体一样。
These forms are highly sterile, as would be expected of triploids and of autotetraploids derived from basic deploids.
与期望染色体配对模式相比，双二倍体中二价体出现的频率有明显增大的趋势。
Frequencies of bivalents in the amphidiploids tended to increase obviously in comparison with the expected chromosome pairing model of the meiosis.
二倍体生物：代表生活史中植物体阶段的二倍体生物，其单倍体仅局限于配子体。
Diplont a diploid organism that represents the vegetative stage in life cycles in which haploidy is restricted to the gametes.
结果显示角化型基底细胞癌组有异倍体16例，毛发上皮瘤组30例均为二倍体。
The results showed 16 of 30 specimens from keratinized type of basal cell epithelioma were aneuploid and 30 specimens from trichoepithelioma were all diploid.
利用流式细胞光度术测定了苹果12个二倍体，5个三倍体细胞核d NA含量。
Content of nuclear DNA for apple cultivars including 12 diploid and 5 triploid was measured by flow cytometry.
实验表明，单倍体的上述同工酶区带数和活力与同胚期的二倍体比较，差异甚大。
The results show that there are many differences in activities and bands between their corresponding isozymes.
利用常规肌肉营养分析方法测定了四倍体泥鳅、二倍体泥鳅和大鳞副泥鳅的肌肉营养成分。
Nutritional composition in muscle of tetraploid loach, diploid loach and Paramisgurnus dabryanus were determined by using conventional method.
发现，血型抗原表达阳性的二倍体肿瘤多分化较好，表现为团块状或网状生长且很少发生转移。
The results showed: diploidy carcinoma which expressed positive BGAwere well differentiation, thick massive or reticular growth pattern and fewermetastasis.
发现，血型抗原表达阳性的二倍体肿瘤多分化较好，表现为团块状或网状生长且很少发生转移。
The results showed: diploidy carcinoma which expressed positive BGAwere well differentiation, thick massive or reticular growth pattern and fewermetastasis.
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