Siblings and dizygotic twins share only 50% of their segregating genes.

同卵双生双胞胎和双卵双生双胞胎分享仅50%的基因。

The sequencing of the PCR product was determined by using dideoxy-mediated chain-termination method.

采用双脱氧DNA链合成终止法进行PCR产物直接测序,确认基因型的测定结果。

The stem cell leukemia( SCL) gene is a new oncogene related with leukemogenesis.

干细胞白血病(CL)因现的与白血病生有关的癌基因。

Without this, you are reducing your chances of concentrating the genes of the linebred ancestor.

没有这种选择，你就正在降低强调在血系内繁殖中祖先基因的机会。

You have good genes from your parents, so you should live a long time.

你从父母那儿获得优良的基因, 所以能够活得很长。

Researchers are gradually deciphering the genetic structure found in the cells of organisms.

究者正渐渐破译存于有机体细胞内的基因结构。

Through similar and supplementary action , polygenes can have important effects on total variability.

通过相同的和添加的作用，多基因可以对总的异起重大的影响。

Evidence is accumulating that a defective gene may be responsible for this disease.

越来越多的证据表明该疾病由一种有缺陷的基因引起的。

A cofactor bound loosely to the apoenzyme and readily separable from it is a coenzyme.

与脱辅基蛋白结合松弛、易于与之分离的辅基因子称为辅。

Some people extoll GM foods’tremendous potential for good.

有些人赞赏转基因事物的极大潜力。

Some exceptions are gene unscrambling in ciliates (4) and the bursicon gene in mosquitoes (5).

而纤毛虫和蚊子的粘液素基因所表现出的基因整合则一些例外。

NUMBER OF ANTIVIRALS on sale and under study operate after uncoating, when the viral genome, which can take the form of DNA or RNA, is freed for copying and directing the production of viral proteins.

有些已上中的抗病毒药剂，作用在病毒脱壳后的阶段，此时病毒的基因组（可能DNARNA）已释放出来，准备进行复制并引导病毒蛋白质的合成。

The various genes of increasing sweet taste and gene wx can be expressed on the same ear, and the aim has been realized breeding the corn hybrids with sweet and waxy flavous fresh ears.

该方法利用遗传学原理使各种不同基因型的甜与糯的籽粒能在同一果穗上得以同时表达,因而实现了培育既甜又糯的鲜食甜糯玉米的育种目标。

Alternatively, a new version of a gene can also be created through reverse transcription: during gene expression, the mRNA is copied back into a sequence of DNA that is inserted into the genome.

其二，的基因复本也可能透过反转录作用，将基因表现出来的mRNA反转录成DNA序列，再插回基因组内，这种现象称为反转录移位（retrotransposition），生在细胞内称为长散布核因子（LINE）的转位子活动时。

The idea that a lack of methyl on the DNA can lead to human cancer is still just a hypothesis, and in any case oncologists have no drugs that can correct genome-wide undermethylation.

DNA上缺少甲基会导致人类出现癌症的想法，还只个假说，肿瘤学家手头上也没有任何药物，可以用来改善基因组上的全面去甲基化。

Zoa was first isolated from Z. officinale, which belongs to Zingiberaceae family.The full-length cDNA of zoa was 768bp with an opening reading frame of 510bp encoding a protein with 169 amino acids.

首次从姜科植物姜中克隆了姜凝集素基因 zoa, 姜凝集素基因的全长为768bp, 含有一个510bp的开放阅读框，编码169个氨基酸。

It undrew the prelude of transgenic breeding that the company of Monsanto Company obtained the first transgenic tobacco plant which had resistance to tobacco virus by transgenic technique in 1986.

1986年美国孟山都公司利用转基因技术获得了第一株抗病毒病的转基因烟草植株，拉开了转基因育种的序幕。

Cloning is the process that an offspring which has the same genomes with matriline is procreated by using agamogenesis technology.And Cloning technology is an important technology in life science.

克隆利用生物技术由无性生殖产生与原个体有完全相同基因组之后代的过程，它现代生命科学的一项重要技术。

Pheromone binding proteins (PBPs) in insects are one branch of multigene family of odorant binding proteins (OBPs) and play an important role in the recognition of sex pheromone.

摘要昆虫信息素结合蛋白气味结合蛋白多基因家族的一个分支，在昆虫识别性信息素过程中起重要作用。

Sandhoff results from a genetic mutation that reduces the body's supply of an enzyme, called hexosaminidase ("hex"), used by brain cells to metabolize excess fatty material called lipids.

由基因突导致的山德霍夫氏病会减少体内的一种叫做己糖胺酶的供应，而脑细胞用它来代谢过多的脂质。