也可用雌性F1与隐性纯合雄性亲本回交。
F1 females could be backcrossed to the male homozygous recessive parent.
目的：检测新培育的HL C近交系的基因纯合性。
Aim: To examine the genetic homozygosis of the HLC inbred mouse.
指等位基因在杂合状态和纯合状态都有表达的现象。
In genetics, refers to an allele that is expressed in both the heterozygous and homozygous condition.
加在一起，将有半数的后代在那个特定的位点上是纯合的。
Altogether, half the offspring will be homozygous at that particular locus.
纯合的四倍体是一个相对平衡的系统，继续选择是无效的。
Homozygous tetraploid is a relatively balanced system, the continued selection is invalid.
本文提出了一种用纯合基因型估计数量性状遗传力的新方法。
A new method for estimating heritability of quantitative characters using a group of true-breeding genotypes was developed.
讨论了纯系的纯合性、遗传稳定性以及配合力等方面的特征。
Purity, genetic stability and combining ability of pure lines were discussed.
结果发现：在变性胶上纯合个体为一条带，杂合个体为两条带；
The result showed as follows: One band appears in pure individual, and two appeared in hybrid individuals by denatured PAGE;
利用游离小孢子培养技术获得单倍体，所获纯合系在育种上有较高利用价值。
We obtain haploid by isolated microspore culture, and the pure-line is very useful in Purple Flowering Stalks breeding.
他们的新生女儿去年死于一种破坏性很强的侏儒相关性疾病，叫做纯合软骨发育不良。
Their newborn daughter died last year from a devastating dwarfism-related disease called homozygous achondroplasia.
计算出三个小型猪品系个体样本在35个微卫星基因座的纯合率，并对其进行t检验。
Rates of homozygote for 35 microsatellite loci in three miniature pig breeds were calculated, and t-test for them were performed.
该品种是昌农公司经太空搭载、多代选育纯合、组配而成的极早熟高档小型礼品西瓜。
This super-early maturity gift variety was bred by Xinjiang Changnong Seed Company Limited.
多数植物带有大量有害的隐性基因的“遗传负荷”，其中少数是纯合的，因而降低了生长。
Most plants carry a large genetic load for deleterious recessive genes of which a few are homozygous and depress growth.
在携带ALDH2谷氨酸纯合型的男性中，饮酒者发生癌的危险性是不饮酒者的2.69倍。
In male ALDH2 genotype carriers, the risk for gastric cancer was 2.69 times in alcohol consumers comparing with no alcohol consumers.
结果在1例患者中发现第11外显子的1346 （G>C）的错义突变，为一种纯合突变；
Results A missense mutation of 1346(G>C) in exon 11, which was a homozygotic mutation, was identified in one patient;
对甘蓝型油菜隐性上位细胞核雄性不育纯合两型系、临保系和全不育系的转育方法进行了介绍。
The paper introduces the breeding methods of the homozygous two-type line, temporary maintainer line and complete sterile line with a recessive epistasis nuclear male sterile.
结果平行tgge发现，两患儿第13外显子存在一纯合突变，其父母此外显子存在杂合突变。
Results a homozygous mutation at exon 13 of the proband was found by parallel TGGE. Homozygous and heterozygous mutations were also found in the family by parallel TGGE.
研究人员寻找不存在与父母中的杂合变异体，而不是寻找每位亲本携带一个等位基因的纯合变异体。
Instead of looking for homozygous variants where each parent carried an allele, the researchers were looking for heterozygous variants that were also not present in the parents.
Arg16等位基因纯合型的孩子同时家中有2个甚至更多的吸烟者的有多5倍的终生喘鸣的风险。
Children who were homozygous for the Arg16 allele and were exposed to two or more smokers had a 5-fold increased risk of lifetime wheeze.
利用这4个标记对来自不同生态区的一批纯合基因型大豆材料(高蛋白或高油)分别进行扩增检测。
A group of soybean materials, which were pure genotype and contained higher protein or higher oil content in seeds, were amplified and detected by using these markers.
目前，正结合进行田间分离纯合和DNA分子鉴定，培育去除选择标记基因的转基因抗虫玉米自交系。
At present, inbred lines of transgenic insect resistant maize with selective marker gene removed are in separating and inbreeding program assisted by DNA marker detection.
结果：AL LP16基因高度甲基化或纯合缺失发生率为80 % ，而对照组无一例P16基因失活；
Results:In ALL, the incidence of P16 hypermethylation or homozygous deletion is 80%, there is no abnormal in control.
五指山猪是我国特有的珍稀猪种，在诸多开发应用研究中，发现五指山猪基因高度纯合，适于遗传工程操作；
Wuzhishan pig (WZSP) is special swine in china, and gene of WZSP is highly purification in the field of application, adapted to operation of genetic engineering;
一方面，Veltman表示，寻找杂合变异体要略微棘手一些，因为个体携带的杂合变异体比纯合变异体要多得多。
On the one hand, searching for heterozygous variants can be slightly trickier, said Veltman, because individuals have many more heterozygous variants than homozygous.
目的探讨胶质瘤细胞血小板源生长因子B链的纯合二聚体(PDGFBB)自分泌环活性与其细胞增殖和凋亡的关系。
Objective to investigate the relationship between activity of autocrine loop of platelet derived growth factor BB (PDGFBB), cell proliferation and apoptosis in gliomas.
但因光a纯合态的低衣分，其亲本繁殖和杂交制种时皮棉产量降低，故光a不育系在杂种优势中的利用有优势又有劣势。
However, Guang a has disadvantages as well as advantages in the utilization of heterosis because of its low lint percentage in parent propagation and hybrid seed production.
而单倍体植株是胡萝卜遗传研究的最好材料，由单倍体植株染色体加倍而成的纯合二倍体，又是品种选育的最好资 源。
The haploid plant is the best material for genetic research of carrot, and homozygous diploid formed by doubling chromosome of the haploid plant is also the best resource of breed seed selection.
而单倍体植株是胡萝卜遗传研究的最好材料，由单倍体植株染色体加倍而成的纯合二倍体，又是品种选育的最好资 源。
The haploid plant is the best material for genetic research of carrot, and homozygous diploid formed by doubling chromosome of the haploid plant is also the best resource of breed seed selection.
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