1. SNP of growth hormone gene Intron4 of Tibetan chicken and recessive white chicken were detected by using modified allele specific PCR, PCR-RFLP and sequencing reaction and its associations with growth traits of Tibetan chicken was done.
利用改良等位基因特异性PCR(Modified Allele Specific PCR,M-ASP)结合PCR-RFLP以及直接测序方法对藏鸡和隐性白羽鸡生长激素(Growth Hormone,GH)基因内含子4 (Intron4)的一个位点进行了SNP检测,并进行了该基因与藏鸡生长性状的关联分析。
2. Using an F2 population of Lemont× Dular, we found that the difference of cold tolerance at seedling stage between Dular and Lemont is controlled by a single major gene, with the chlorosis allele being recessive.
以Lemont和Dular作亲本构建一个F2群体,通过该群体在早季低温条件下性状的表现,发现Lemont和Dular苗期耐冷性的差异受单个主基因控制,低温下白化失绿等位基因为隐性。
3. 公共查询·英语单词大全
3. The dominant allele usually controls the normal form of the gene, while mutations are generally recessive.
显性基因通常控制基因的一般形式,而突变通常是隐性的。
4. Thus organism''s phenotype-its physical appearance and properties-differs from its genotype, which may include both a dominant and recessive allele.
因此,有机体的表现型它的物理表型和性能与它的基因型不同,可能含有一个显性和一个隐性等位基因。
5. Genetic analysis indicates that ret41 is a single allele recessive mutation.
经由回交之后的遗传分析结果显示,ret41为单一隐性突变株。
6. 公共查询·英语单词
6. The brown eye form of the eye color gene (or allele) is dominant, whereas the blue eye allele is recessive.
控制眼睛颜色的基因(等位基因),棕眼为显性,蓝眼为隐性。
7. It was proved that the plumage color gene h which control the black feather traits loci in the euchromosome, relative to allele H, is not completely recessive and the gene interact with B/b and Y/y loci in the Z-chromosome.
试验表明,控制黑羽性状的基因h位于常染色体上,相对于等位基因H为不完全隐性,该基因座与性染色体Z上的基因座B/b和Y/y具有一定的互作关系。
8. A recessive allele or trait. If there is only one gene for the ability to do magic, it could be either recessive or dominant.
隐性基因,隐性性状如果魔法天赋是由一对基因决定的,魔法等位基因可以是显性的或者是隐性的。
9. [WTHZ] Conclusion RHD 1227A allele is an important genetic marker of Rh DEL phenotype; RHD 1227A is recessive to normal RHD allele and dominant to RHd allele;
结论RHD1227A等位基因是DEL表型的重要遗传标记,相对于正常RHD等位基因隐性,而相对于缺失的RHd基因显性;
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10. The results indicate that white feather of White Leghorn chicken and black feather of Shou-Guang chicken are complete dominance heredity to hemp feather of Tibetan chicken. Hemp feather is determinate by two or more than two alleles. Only these two or above two alleles is of concurrence, then hemp feather displays possibly. Id/id allele decided shank color is of sex-linkage inheritance, recessive gene id homozygote has process which expresses gradually. We confirm that genotype of shank color in White Leghorn chicken in this paper is the dominant homozygote.
结果表明,白来航鸡的白羽和寿光鸡的黑羽对藏鸡麻羽的遗传方式是完全显性遗传;麻羽是由两个或两个以上的等位基因决定的,只有同时存在这两个或两个以上的等位基因,才可能表现出麻羽来;决定胫色性状的Id/id基因为伴性遗传,隐性基因id在纯合子时有个逐步表达的过程;本研究证实了所用白来航公鸡胫色性状的基因型为显性纯合子。
11. Feather color and shank color performance and separated proportion of F1 and F2 were observed. The results indicate that white feather of White Leghorn chicken and black feather of Shou-Guang chicken are complete dominance heredity to hemp feather of Tibetan chicken. Hemp feather is determinate by two or more than two alleles. Only these two or above two alleles is of concurrence, then hemp feather displays possibly. Id/id allele decided shank color is of sex-linkage inheritance, recessive gene id homozygote has process which expresses gradually. We confirm that genotype of shank color in White Leghorn chicken in this paper is the dominant homozygote.
结果表明,白来航鸡的白羽和寿光鸡的黑羽对藏鸡麻羽的遗传方式是完全显性遗传;麻羽是由两个或两个以上的等位基因决定的,只有同时存在这两个或两个以上的等位基因,才可能表现出麻羽来;决定胫色性状的Id/id基因为伴性遗传,隐性基因id在纯合子时有个逐步表达的过程;本研究证实了所用白来航公鸡胫色性状的基因型为显性纯合子。
12. The genetic analysis showed that the ntl gene was controlled by a recessive gene. The further research confirmed that the ntl gene was located at the fifth chromosome and deduced maybe the ntl is a allele of oc translucent silkworm or has closely linkage relation with oc.
经分析该性状受1对隐性基因所控制,可能是oc油蚕的等位基因或与oc油蚕基因存在着紧密的连锁关系,属于第5连锁群。
13. The Id/id allele that determines shank color demonstrates sex-linked inheritance, and the recessive id is expressed gradually in the homozygotes.
决定胫色性状的Id/id基因为伴性遗传,隐性基因id在纯合子时有个逐步表达的过程;