• 染色体数不是单倍体整数倍。

    An exact multiple of the haploid number is called euploid.

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  • 经鉴定为单倍体植株2%秋水仙素进行加倍

    Those plants that determined as haploids were doubled by 2%colchicine.

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  • 实验表明,单倍体的上述同工区带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.

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  • 本文讨论下述问题1高等植物单倍体起源2单倍体的遗传学3诱导单倍体的应。

    This paper mainly discusses three topics as follows:1) Origin of haploids in higher plants, 2) Genetics of haploids, 3) Application of in vitro induced haploids.

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  • 二倍体生物代表生活史中植物阶段二倍体生物,单倍体局限于配子体

    Diplont a diploid organism that represents the vegetative stage in life cycles in which haploidy is restricted to the gametes.

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  • 的个体都是单倍体

    The males are haploid.

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  • 单倍性生物:是一个单倍体或生物体,该生物体体现二倍性仅限于合子生活史中的营养阶段

    Haplont a haploid organism that represents the vegetative stage in life cycles in which diploidy is restricted to the zygote.

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  • 综述黄瓜作物单倍体育种研究进展,包括花药培养、未授粉子房培养,辐射花粉诱导单倍体培养黄瓜育种中的应用;

    Research advances of haploid breeding of cucumber(Cucumis sativus L. ) were reviewed in the paper, including anther culture, ovary culture and induction of haploid obtained by irradiated pollen.

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  • 通过花药离体培养技术开展植物单倍体育种工作现代生物技术育种有效手段之一

    The technology of anthers culture in vitro is one of the best effective methods of modern biology breeding for plant haploid breeding.

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  • 单倍体自然加倍高低种植环境关系密切,与基础材料无关

    Naturally doubling rate of haploid was significantly related with planted environment, not related with bas.

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  • 单倍体含有X-染色体含有Y-性染色体基本相同

    The gender ratio of X chromosome and Y chromosome was almost same in the haploid.

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  • 确切单倍体数目倍增称为整倍体。

    An exact multiple of the haploid number is called euploid.

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  • 存在于开花植物胚囊内,是位于珠孔端的卵细胞两侧两个单倍体细胞

    Synergid cells Two haploid cells located near the egg cell at the micropylar end of the embryo sac in flowering plants.

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  • 花药培养增强产生大量单倍体植株能力

    Anther culture has enhanced the capacity to generate large Numbers of haploid plants.

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  • 采用花药培养获得加倍单倍体(DH)甘蓝类蔬菜交不亲和系选育主要方法之一。

    The use of anther culture to create double haploid (DH) lines is popular in breeding of self incompatibility lines of Brassica crops.

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  • 对酸铝敏感的栽培大麦品种早熟3”的花药培养物中,分别诱导单倍体二倍体愈伤组织。

    The haploid and diploid calli were induced respectively from anther and immature em- broy cultures in barley cultivar'Zhaoshu No. 3', which is susceptible to acid-aluminum.

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  • 目的探索体细胞移入未去成熟卵母细胞单倍体能力。

    Objective: To investigate the haploidization of somatic cell nuclei in non-enucleated mature oocytes regarding chromosomes and developmental potential.

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  • 通常两个位于胚囊中间单倍体他们可能融合形成一个二核的中央细胞

    Polar nuclei The, usually two, haploid nuclei found midway along the EMBRYOSAC, forming a binucleate central cell. They may fuse to form the diploid definitive nucleus.

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  • 游离小孢子培养技术获得大白菜单倍体植株有效途径之一

    Isolated Microspore culture is one of the methods to obtain haploid.

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  • SSR结果证实了化学诱导得到的后代,确系孤雌生殖产生,且是加倍单倍体

    The SSR results verified the posterities induced were from parthenogenesis and doubled haploid.

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  • 相反的,哺乳动物单倍体似乎发育兼容性较差。

    In contrast, haploidy seems less compatible with development in mammals.

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  • 1993年以来,试验获得用花药培养花粉单倍体植株和授粉子房培养产生的愈伤组织无性繁殖系。

    The paper reports the results of the study since 1993. The haploid plant from the culture of anthers and the clone of ovary without pollination have been obtained.

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  • 根据目前马铃薯育种方向获得马铃薯单倍体马铃薯育种成功关键

    According to the present direction, the key to the success for Potato breeding is to obtain double haploid.

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  • 然而,TNFSF4上游一种单倍体SLE易感增加有关。

    However, the upstream region of TNFSF4 contained a haplotype associated with increased susceptibility to SLE.

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  • 通过花药培养获得的水稻植株中,具有丰富的倍性变异,通常成熟期基于形态特征识别单倍体二倍体及多倍体

    Through rice anther culture several kinds of ploidy plants can be obtained, such as haploid, diploid, polyploid and usually based on the morphology to distinguish their ploidy during maturity.

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  • 单倍体生物体生殖细胞然后另一个单倍体生物体的细胞融合

    The haploid organism's germ cells then combine with another haploid organism's cells, creating the zygote.

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  • 例如,一种生物单倍体染色体数目7倍数7、14、2128数目,并且不同染色体相等数目

    For example, if the haploid number is 7, the euploid number would be 7, 14, 21, 28, etc, and there would be equal Numbers of each different chromosome.

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  • 玉米单倍体育种利用花药培养孤雌生殖产生单倍体后,进行人工自然加倍,迅速获得稳定新品种的育种方法。

    The haploid breeding of maize is a technology that using anther culture or gynogenesis to produce haploid, and then obtain stable new varieties through natural or artificial doubling.

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  • 介绍玉米父本单倍体诱导研究现状单倍体诱导加倍方法黑龙江省该领域研究的进展。

    The paper introduced research development in male haploid inducer of maize, haploid induction, doubling methods and development of the research in Helongjiang province.

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  • 一个单倍体生物体,该生物体体现二倍性仅限于合子的生活史中的营养阶段

    Haplont a haploid organism that represents the vegetative stage in life cycles in which diploidy is restricted to the zygote.

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