DNA fingerprinting and other DNA analysis techniques have revolutionized criminal investigations by giving investigators powerful new tools in the attempt to trove guilt, not just establish innocence.

DNA 指纹和其他 DNA 分析技术已经给犯罪调查带来了革命性的变化，它给调查人员提供了强大的新工具来试图发现罪行，而不仅仅是确立清白。

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Now a telomere is a highly repetitious and genetically meaningless sequence of DNA, what we were calling junk DNA.

端粒是高度重复的，从基因上来说没有意义的 DNA 序列，我们称之为垃圾 DNA。

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Anyway, if we examine these ends of these coils of DNA, we will find a sequence of DNA at each end of every human Chromosome, called a telomere.

无论如何，如果我们检查这些螺旋状 DNA 的末端，我们会发现每条人类染色体的末端都有一个被称作“端粒”的 DNA 序列。

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The Innocence Project is a group that works to help prisoners who could be proven innocent by DNA testing.

VOA: special.2009.10.03

Here the unique thing was that there's a restriction site inside that is present in normal DNA and not present in sickle DNA.

刚才例子中,特性就是在正常的基因中,有酶切位点,而在患者的基因中却没有

耶鲁公开课 - 生物医学工程探索课程节选

DNA also has this sort of combinatorial system where you have a finite number of, I guess, bases or amino acids that could combine to a possible infinity of strings of DNA strings.

脱氧核糖核酸也拥有这种组合系统,你的生物基础或氨基酸数量是有限的,但却能组合出,几乎无限的脱氧核糖核酸螺旋结构

耶鲁公开课 - 心理学导论课程节选

When DNA is thawed and refrozen, the process causes the DNA strands to fragment.

FORBES: The DNA Bar Code

Corn's rough DNA blueprint was released in February, and the soybean's DNA is being mapped now.

FORBES: A Whole New Crop

Home Office minister Andy Burnham said "DNA detections" had "quadrupled" since the DNA expansion programme.

BBC: Rules covering the handling of DNA samples changed in 2001