他们根据两个基因组中的基因差异，计算远古时期的种群数量。
They used the number of those genetic differences between the two genomes to calculate how large the population was at that time.
总体上，两个物种的基因组是相似的，除了有低于1％的DNA差异；
Over all, the genomes of the two species are very similar and differ in less than 1 percent of their DNA.
尽管，Reich博士和他的研究小组并不认为这种基因差异处于正常水平，但他们还是通过DNA全序列分析，揭示出了这对基因组的进化历史。
Instead of looking at average genetic differences, though, Dr Reich and his colleagues used the complete sequences to reveal the evolutionary history of the genomes.
相比较而言，光学标测则可以测量基因组的绝对长度，并快速发现两个基因组之间的长度和结构差异。
Optical mapping, by contrast, can estimate the absolute length of a genome and quickly detect differences in length and structure between two genomes.
Velasco博士令人称奇的发现主要是两个皮诺瓦葡萄基因组之间11.2%的巨大差异度。
One surprising finding Dr Velasco made was the huge degree of difference, 11.2% in all, between pinot noir's two sets of chromosomes.
这两套基因组近乎一致，全部基因由大约30亿对遗传“符号”编写而成的，但两套基因组的仅有1.2％的差异率。
The two genomes are alike, differing by only 1.2% over the course of some 3 billion pairs of the genetic “letters” in which the language of genes is written.
这表明该差异的遗传基础是分布在整个基因组的。
That suggests the genetic basis of the difference is distributed across the whole genome.
Yang博士坦率地说，千人基因组计划可以揭示人类基因的地缘差异或揭示政策失误和种族差异。
Dr Yang is also candid about the possibility of the 1, 000-genome project revealing systematic geographical differences in human genetics-or, to put it politically incorrectly, racial differences.
Yang博士坦率地说，千人基因组计划可以揭示人类基因的地缘差异或揭示政策失误和种族差异。
Dr Yang is also candid about the possibility of the 1,000-genome project revealing systematic geographical differences in human genetics-or, to put it politically incorrectly, racial differences.
各种作物基因组大小的差异可能由于各个区段内基因间重复顺序扩增的程度不同所致。
The differences of genome size among cereals may be due to different degrees of repetitive sequence amplification in intergenic regions in different species.
最近穴居人基因组测序提供了近在咫尺的基因线索，指出穴居人和现代人在头盖骨和骨骼发育方面的差异。
The recent sequencing of the Neanderthal genome has provided tantalizing genetic clues pointing to differences in cranial and skeletal development between Neanderthals and modern humans.
发现DNA差异是人类基因组工程未完成工作的最重要的一个部分。
Discovering the DNA differences that matter is one of the most important pieces of unfinished, business for the human genome project.
目的：比较不同方法提取苛求芽孢杆菌基因组dna的差异。
Objectives: To compare methods for the preparation of genomic DNA from Bacillus fastidious.
目的克隆人、黑猩猩和叶猴FKN全基因及体外表达，比较研究FKN在进化过程中基因组水平和蛋白表达水平的差异。
Objective:To clone full-length FKN gene of human, chimpanzee and leaf monkey and compare their difference in genome and protein expression level.
研究发现，大熊猫基因组与狗的基因组最接近，在哺乳动物中与小鼠差异较大。
The genome sequencing process has shown giant pandas are most akin to dogs, while being very different from mice.
目的探索随机扩增多态性DNA（RAPD）技术对大陆光亮钉螺遗传多态性研究的可行性，以获得不同地区光壳钉螺基因组DNA水平上的差异信息。
Objective Using RAPD technique to study genetic diversity of smooth-shelled Oncomelania hu- pensis in China and to gain more information on genome DNA level.
结果转基因小鼠脑中NO与对照组无显著性差异；原位细胞凋亡检查也未发现转基因组与对照组有显著性差异。
Results NO significant differences of NO in the transgenic mice's brain and in-situ apoptosis were found when compared with those of the control group.
利用随机引物对基因组DNA扩增结果表明，NIL -PL0 1和NIL -APL0 1之间多态性差异较小，遗传同质性达98.6 % ，该材料正用于筛选与无花瓣性状紧密连锁的分子标记。
The genomic DNA PCR indicated that the genetic homogeneity between NIL-PL01 and NIL-APL01 reached 98.6%, which were being used in screening the molecular marker linked to apetalous trait.
由于人类基因组包含有许多串联重复的短序列基因，它们具有很大的个体差异。
The human genome contains many loci where short base sequences are repeated in tandem, with great variation between individuals in the number of such repeats.
人类基因组计划的研究表明，人类基因中99.9%的遗传密码dna都是一样的，只有大约0.1%的基因不同，具有个体差异。
Human gene group plan shows that 99.9% genetic codes of whole DNA are common other than nearly 0.1% of DNA different, exhibiting specificity.
用RAPD技术对黄瓜基因组dna进行多态性研究，分析了39份黄瓜材料的遗传差异。
Random amplified Polymorphic DNA (RAPD) was used to analyze the genetic diversity among cucumber inbred line. The genetic of 39 cucumber inbred line was studied.
抗癫痫药的疗效和副作用存在着显著的个体差异，现认为药物基因组学在个体差异中发挥了重要作用。
Curative and side effect of antiepileptic drugs has distinct individual difference. The pharmacogenomics plays an important in individual difference.
昆虫基因组大小是由于基因组各种重复序列在扩增、缺失和分化过程中所致的数量差异造成的。
The difference of genome size between different insects is due to varieties of duplication of the genome sequence in the amplification, deletion and differentiation.
根据NCBI上发表的BVE2490株的基因组序列，将其与其他疱疹病毒科病毒的基因组进行比对，找出其中有差异的序列，根据这些序列设计引物。
We compare the genome of BV E2490 in NCBI with other herpes virus to find the sequence with diversity, and try to design primers in the sequences.
研究发现，与非多能性的细胞样品相比，具有多能性的细胞样品在亚染色体的拷贝数存在高频率的变化差异，这些变化集中在特定的基因组区域。
We report a higher frequency of subchromosomal copy number variations in pluripotent samples compared to nonpluripotent samples, with variations enriched in specific genomic regions.
研究发现，与非多能性的细胞样品相比，具有多能性的细胞样品在亚染色体的拷贝数存在高频率的变化差异，这些变化集中在特定的基因组区域。
We report a higher frequency of subchromosomal copy number variations in pluripotent samples compared to nonpluripotent samples, with variations enriched in specific genomic regions.
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