英语释义

• of a cell or organism having a single set of chromosomes

• (genetics) an organism or cell having only one complete set of chromosomes

片语

haploid set单倍体组

haploid androgenesis单倍体孤雄生殖

haploid segregants单倍体分离子

Haploid embryo单倍体胚

nullosomic haploid缺对单倍体

onefold单一的；单纯的

unitary单一的；统一的；单位的

single选出

haploid yeast酵母菌

haploid apogamy单倍体无配子生殖

monoploid单倍体

haploid strain单倍体菌株

monospecific单一的

英汉例句

• the use of anther culture to create double haploid (dh) lines is popular in breeding of self incompatibility lines of brassica crops.

  采用花药培养获得加倍单倍体（dh）是甘蓝类蔬菜自交不亲和系选育的主要方法之一。

• on the basis of the experiment, the first new variety of avena nuda huazhong 21 in the world is bred by using anther haploid breeding technique.

  在此基础上育成了世界上第一个采用花培单倍体技术培育的莜麦新品种「花中21号」。

• 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.

  综述了黄瓜作物单倍体育种的研究进展，包括花药培养、未授粉子房培养，辐射花粉诱导单倍体培养在黄瓜育种中的应用；

• finally, in the sporic life cycle, the living organism alternates between haploid and diploid states.

  最后，在孢子生命周期，生活的生物体有单倍体和二倍体两个阶段的交替。

• with these results, we are of the opinion that the abnormal expression of the isozyme genes of the haploid genome is due to lack of the interaction through another genome.

  由此，作者认为，泽蛙单倍体问工酶基因的表达异常是由于缺少另一套染色体基因的相互作用。

• 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.

  通常指两个位于胚囊中间的单倍体核，他们可能融合形成一个二核的中央细胞。

• synergid cells two haploid cells located near the egg cell at the micropylar end of the embryo sac in flowering plants.

  存在于开花植物胚囊内，是位于珠孔端的卵细胞两侧的两个单倍体细胞。

• so, haploid breeding of maize has great significance either in practice, or in basic research.

  因此，玉米单倍体育种无论在实践中还是在理论研究方面都具有重大的意义。

• haploid embryos which only with chromosome of female parent were obtained due to the chromosome elimination of pollen parent quickly and completely during the heterozygote development.

  利用杂合子发育过程中来自父本的染色体完全、迅速地消失得到大量单倍体胚。

• meanwhile the ratio of haploid cell in the callus dropped gradually, and a lot of polyploid and aneuploid cells appeared.

  与此同时，单倍体细胞逐渐减少，产生大量多倍体和非整倍体细胞。

• the results of cytological observation indicated that the mechanisms of producing haploid are chromosome set fractionation and nuclear mixis.

  通过对杂种的细胞学观察表明，染色体组分割和核融合是单倍体的形成机制。

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

  单倍体自然加倍率的高低与种植环境关系密切，与基础材料无关。

• the change of haploid of 1b/1r wheat male sterile lines was the result that alloplasmic and 1b/1r chromosome interactive in cms.

  r型小麦雄性不育系单倍体频率的变化是三种细胞质与不同的1 b/1 r不育系互作的结果；

• the techniques of establishing dh population include two key processes, the obtaining of haploid plants and the doubling of chromosome.

  小麦dh群体的构建包括单倍体植株的获得和染色体加倍两个主要技术环节。

• in all plants, and in many protists, meiosis results in the formation of haploid cells that can divide vegetatively without undergoing fertilization, referred to as spores.

  在所有的植物和许多原生生物中，减数分裂形成单倍体的细胞，这些细胞不经过受精就分裂生长，这就是孢子。

• pollen haploid plants showed advantages in genetic analysis.

  花粉单倍体植株在遗传分析中显示了优越性。

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

  通过花药离体培养技术开展植物单倍体育种工作是现代生物技术育种最有效的手段之一。

• haploid embryos could develop to blastocyst stage in vitro, but the rate was low.

  单倍体胚胎体外培养后有少数可发育至囊胚期。

• haplobiontic describing life cycles in which only one type of somatic body is formed, which may be either haploid or diploid, i. e. either the sporophyte or the gametophyte generation is missing.

  生活史中仅有一种生活的单倍体或二倍体的植物体，也就是说其孢子体或配子体世代缺失了。

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

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

• potato haploid induction has significant meaning in potato breeding, it includes parthenogenesis and anther culture methods.

  马铃薯单倍体诱导在马铃薯育种实践中具有重要意义，它包括孤雌生殖和花药培养等方法。

• there is an alternation of diploid and haploid generations. often one of these is much reduced and may not live independently.

  具二倍体和单倍体的世代交替，二倍体或单倍体常过度简化而不能独立生活。

• doubled haploid (dh) system is a biotechnological tool which has been widely applied in wheat breeding programmes.

  双单倍体方法是一项已经广泛应用于小麦遗传育种研究的生物技术。

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

  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的生活史中的营养阶段。