Biologists can infer how species are related evolutionarily by comparing DNA sequences for the same genes in different species.
生物学家可以通过比较不同物种中相同基因的DNA序列来推断物种之间的进化关系。
Species with similar DNA sequences for these genes are generally more closely related to each other than to species with less-similar DNA sequences.
与DNA序列不太相似的物种相比,这些基因的 DNA 序列相似的物种之间的关系通常更密切。
Importance of Little-Known DNA sequences.
鲜为人知的DNA序列的重要性。
BioBricks are DNA sequences that encode basic biological functions.
BioBricks是编码了基本生物学功能的DNA序列。
The primary data based on the human DNA sequences were digitally coded.
以人类DNA序列为原始数据,对其进行数字编码。
Whether DNA sequences can be covers of information hiding is researched.
研究了DNA序列能否成为信息隐藏的载体。
In DNA-based taxonomy, DNA sequences are employed to identify organisms.
DNA分类学是运用DNA序列对生物进行鉴定。
Chromosomes contain a variety of proteins bound to specific DNA sequences.
染色体包含许多种蛋白质,这些蛋白质可和dna上的特定序列相结合。
The work in this thesis can explain qualitatively the fractals of DNA sequences.
本论文的研究工作可以定性地解释DNA序列的分形现象。
The team looked at methylation, in which a methyl group is placed onto cytosine in DNA sequences.
工作小组关注甲基化作用,是指一个甲基群被放在DNA序列的胞嘧啶上面。
A major theme of genomics is comparing DNA sequences and trying to align the common parts of two sequences.
基因学的一个主要主题就是比较dna序列并尝试找出两个序列的公共部分。
He fell out with the NIH, however, over the issue of patenting DNA sequences called expressed sequence tags.
由于在是否授予名为表达序列标签的DNA序列专利权这一问题上的分歧,他与NIH闹翻了。
You'll first see how to use dynamic programming to find a longest common subsequence (LCS) of two DNA sequences.
首先将要看到如何运用动态编程查找两个DNA序列的最长公共子序列(longest commonsubsequence,LCS)。
The project was started in 1990 to identify the genes and DNA sequences that provide a blueprint for human beings.
此项目是在1990年开始的,旨在对基因进行识别,为基因排序,因此可以为人类提供基因蓝图。
Many DNA sequences, including those for harmful diseases, are already widely published, and can hardly be retracted.
而许多包括严重疾病在内的DNA序列也将大规模扩散并无法控制。
Generally, we accept that this happens through the DNA sequences: small, random mutations are inherited by offspring.
通常来说,我们认为这一过程发生在DNA序列中:后代继承了微小而随机的基因突变结果。
The complete genomes of five southern Africans have been decoded, almost doubling the number of published human DNA sequences.
科学家对五个南部非洲人的基因组破译几乎使得已公布的人类DNA序列的数量加倍了。
Liang says DNA sequences follow Zipf's law, which basically states that in any long document, half the words appear only once.
王亮说,DNA序列遵循齐普夫定律(Zipf ' s law),该定律的基本表述是在任何长文件中,半数的单词仅出现一次。
That implies that these regions are so important for the organism that their DNA sequences are maintained by positive selection.
这意味着这些区域对于机体如此重要以至于它们的DNA序列通过主动选择来保持。
Think of it like light bulbs and their switches, where the light bulbs are genes and the switches are these controlling DNA sequences.
把它看成是灯泡和他们的开关,灯泡就是基因,开关则控制DNA序列。
Besides these nonessential DNA sequences, even the essential coding regions are often interrupted by long stretches of noncoding DNA.
另外这些非必需的dna序列,甚至必需的编码区经常会受到长的非编码dna的干扰。
A new device called the microarray, a small chip coated with DNA sequences, can simultaneously analyze many more spots on the chromosomes.
一种叫微阵列(microarray)的新仪器,即一块覆盖着DNA序列的小芯片,可以同时分析染色体上的很多点。
If two mitochondrial DNA sequences differ by a single unit, current guidelines require the analyst to report the comparison as inconclusive.
如果两个线粒体dna的序列差异达到一个单位,目前的指导手册要求分析人员把它当作无效的比较。
These enzymes are used to"snip apart" plasmids at very specific DNA sequences, leaving free ends that can be rejoined as the scientist chooses.
这些酶被用来把特定的DNA序列中的原生质切断,切断后的原生质可以被科学家们自由地重新连接。
Given the occurrence of split genes, it might be re-defined as the set of DNA sequences (exons) that are required to produce a single polypeptide.
对分离的基因来说,它可被定义成一组需要用来产生蛋白质的脱氧核糖核酸序列,即外子。
The specific sequences of DNA in plants were the DNA sequences that were specific existed in some chromosome, genome, species or genus of plant.
植物特异DNA序列是指在某些植物属、种、基因组或染色体上单独具有的特异存在的DNA序列。
Using public databases of DNA sequences, they found that people who speak non-tonal languages commonly have mutated versions of two different genes.
利用dna序列的公共数据库,他们发现说非声调语言的人通常有两种不同基因的突变形式。
Using public databases of DNA sequences, they found that people who speak non-tonal languages commonly have mutated versions of two different genes.
利用dna序列的公共数据库,他们发现说非声调语言的人通常有两种不同基因的突变形式。
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