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polyploid相关的网络例句

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Based on the above results, we suggest that selective changes of low-copy sequences occur rapidly after polyploid formation, which may contribute to the differentiation of chromosomes in newly formed allopolyploid wheats.

认为这些低拷贝的染色体专化序列对于多倍体形成后部分同源染色体之间的进一步分化起着重要作用。

Common wheat ; Wheatgrass ; Amphiploid ; Specific DNA sequences ; RFLP analysis ; Genomic changes ; Polyploid genome evolution

小麦;天蓝冰草;双二倍体;专化DNA序列; RFLP分析;基因组变异;多倍体基因组进化

Love was the maternal donor of the polyploid Elymus; the "Y" genome existed in the StY-genome Elymus may be differentiated from the St genome, i.e., the autopolyploid StSt-genome species probably experienced genomic differentiation within a species after autopolyploidy, leading to the significant genomic change and resulting the StY-genome allotetraploids; the StY genome species distributed in the Central Asia with a high level of genetic diversity radiated to the Western and Eastern Asia, under the environmental selection and other factors, and only a few species spread to the western Asia and most species have remained in the Central and eastern Asia.

3分子证据表明在StY基因组的物种之间有明显的地理分化,中亚可能是StY基因组披碱草属植物的分化中心,并在此基础上,StY基因组的披碱草属植物向东亚和西亚进行了快速的辐射,形成了现代StY基因组物种的分布格局;多次杂交、迁移和分化是StY基因组的披碱草属植物进化的主要动力。(4)拟鹅观草属物种可能是所有披碱草属植物的母本供体。

This paper reviews the applications of polyploid breeding of buckwheat and put forwards its prospects.

综述了多倍体育种方法在荞麦育种中的应用,并提出荞麦多倍体育种的发展前景。

Five concentrations of colchicines were used to treat aerial bulbil in garlic inflorescence for polyploid induction in vitro.

用5种不同浓度的秋水仙素处理大蒜花苞气生鳞茎进行多倍体诱导,发现在固体培养基上接种处理时毒害作用较小,四倍体的诱导率最高能达到66。

Polyploid speciation, which involves changes in chromosome number, is a more common phenomenon, especially in plant species.

多倍体物种形成包括染色体数目的变化,是一种较常见的现象,尤其是在植物中。

In some species there are diploid and polyploid varieties that look almost identical, though sometimes they may be referred to as separate species.

在一些同时具备二倍体和多倍体的物种中,虽然它们被认为是不同的独立物种,但它们的外形几乎是完全相同的。

Until now,nine of the 12 euploid cytotypes of this polyploid complex have been found in the East Asian continent,which suggests the continent is one of the important locations where the cytotypic differentiation of the complex takes place.

至此在东亚大陆上已经发现该多倍体复合体12个整倍体细胞型中的9个。这表明东亚大陆也是该复合体细胞型分化的重要地区之一。

Through two steps, advancing cultivation and inducing differentiation, principium founded tissue culture system of fodder beet with explant from footstalk, so established foundation for inducing polyploid fodder beet with tissue culture and enlarging reproduction.

通过预培养、诱导分化两步法,初步建立了以叶柄为外植体诱导不定芽再生的饲用甜菜组织培养体系,为进一步利用组织培养诱导饲用甜菜多倍体及多倍体扩繁奠定了基础。

The results support the hypothesis of Polyploid gigantism and show the effect of polyploidy on nuclear size.

研究结果如下:一、三倍体牡蛎鳃上皮细胞核长轴、外套膜与唇瓣结缔组织中血淋巴核径的大小明显大于二倍体(P<0.001),二倍体牡蛎直肠上皮细胞的高度与三倍体差异不明显(0.05<P<O.1)。

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With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务,乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐,因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。

Closes the eye, the deep breathing, all no longer are the dreams as if......

关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。