查询词典 mutation

The research target designs of backgroud of this paper is providing a kind of sampler that can collect Suspended Particulate Matter and plankton in the sea water in the specify deepth of sea without pollution and have no pressure mutation, and at the same time condenses these microorganism.

本文所处课题的研究目标是设计一种在供潜器使用、可以在深海指定水深处无污染、无压力突变地采集、浓缩海水中悬浮颗粒物和浮游生物的取样器。

The genetic analysis on hr gene including GC content, the ratio of transition and transvertion, and the codon usage preference indicated that hr genes were highly evolved, which were restricted by deflected mutation pressure and evolutionary choice.

对hr基因序列进行的遗传分析，包括GC含量、转换与颠换的比值、密码子使用偏好，表明hr基因面临进化选择和偏倚突变压的双重制约，是一类进化程度较高的基因。

Generally, cultivation of a blast resistant variety in large-scale induce higher survival pressure to cause mutation in blast fungus Magnaporthe grisea that generates new virulence and enhances pathogenicity to result in resistance losing quickly in popular variety.

当大面积栽培单一抗病品种将会提高田间稻热病病原菌的生存压力，迫使病原族群产生变异，使得推广作物品种丧失抗性。

A point mutation that introduces a stop codon before the normal stop codon of the gene.

在基因的正常终止密码子之前产生一个终止密码子的点突变。

February 21, 2007PTC Therapeutics of South Plainfield, N.J., will test a higher dose of its experimental compound PTC124 in approximately 12 boys with Duchenne muscular dystrophy caused by a premature stop codon mutation.

位在纽泽西州-南普兰费得的 PTC Therapeutics 公司将使用更高剂量的 PTC124 为大约12位裘馨型肌萎缩症病童进行治疗基因过早停止编码突变的试验。

After selection of 7 days,some HB214 cells with F' factor from GM133 cells and lac+ mutation were observed,but these cells failed to form the colonies which can be seen by the naked-eye.

在培养了7d的选择平板上添加含链霉素的M9选择培养基，2d 后也观察到大量发生lac+突变但没有形成肉眼可见菌落的营养收集细胞。

An organism consisting of two or more tissues of different genetic composition, produced as a result of mutation, grafting, or the mixture of cell populations from different zygotes.

嵌合体由两种或两种以上有不同基因结构的组织所构成的有机体，由于突变、嫁接或来自不同合子的细胞群体相混合而产生

"Chimera:also chimaera.an organism consisting of two or more tissues of different genetic composition, produced as a result of mutation , grafting, or the mixture of cell populations from different zygotes."

嵌合体：由两种或两种以上有不同基因结构的组织所构成的有机体，由于突变、嫁接或来自不同合子的细胞群体相混合而产生。

A 2007 study[5] identified a myostatin mutation particular to whippets that is significantly associated with their athletic performance.

2007年的研究确认，一种特别针对惠比特的&肌骨素突变&和其运动机能呈现显著相关性。

Whippets with a single copy of this mutation are generally very fast; those with two copies have disproportionately large musculature and are known as "bully whippets".

有一组因子突变的惠比特通常奔跑非常迅速。而那些两组因子突变的惠比特就会发育出不成比例的硕大肌肉组织，而被成为&公牛惠比特&。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。