DNA
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abbr. 脱氧核糖核酸（deoxyribonucleic acid）；（美国）国防部核子局 （Defense Nuclear Agency）
abbr.
脱氧核糖核酸(deoxyribonucleic acid)；（美国）国防部核子局(Defense Nuclear Agency)；
英英释义
DNA[ ,di:,en'ei ]
n.(biochemistry) a long linear polymer found in the nucleus of a cell and formed from nucleotides and shaped like a double helix; associated with the transmission of genetic information
同义词：deoxyribonucleic aciddesoxyribonucleic acid
词组短语
genomic dna染色体杂交品种
dna methylation甲基化；DNA甲基化
dna sequencingDNA测序；DNA定序
mitochondrial dna线粒体DNA
dna repairDNA修复
dna fingerprint DNA指纹；DNA指纹图谱（等于genetic fingerprint）
plasmid dna质粒
recombinant dna abbr. 重组基因（recombinant deoxyribonucleic acid）
dna replicationDNA复制；去氧核醣核酸的复制
dna fingerprintingDNA指纹图谱；DNA指纹分析
dna probe[生物工程]DNA探针
dna polymeraseDNA聚合酶；脱氧核糖核酸聚合酶
dna hybridization[分子生物]DNA杂交
recombinant dna technologyDNA重组技术
mt dna线粒体基因
unscheduled dna synthesis期外DNA合成；非常规DNA合成
权威例句
DnaSP v5: a software for comprehensive analysis of DNA polymorphism data.DNA polymorphisms amplified by arbitrary primers are useful as genetic markers.
MODELTEST: testing the model of DNA substitution.
Detection of specific sequences among DNA fragments separated by gel electrophoresis
A simple salting out procedure for extracting DNA from human nucleated cells.
Primer-directed enzymatic amplification of DNA with a thermostable DNA polymerase.
A technique for radiolabeling DNA restriction endonuclease fragments to high specific activity ☆
Ultrafast and memory-efficient alignment of short DNA sequences to the human genome.
BIOINFORMATICS APPLICATIONS NOTE MODELTEST : testing the model of DNA substitution
Analysis of molecular variance inferred from metric distances among DNA haplotypes: application to human mitochondrial DNA restricti...
DNA (n.)
1944, abbreviation of deoxyribonucleic acid (1931).
1. Nothing has the capacity to replicate itself except DNA.
除DNA外，什么东西也没有自我复制的能力。
《21世纪大英汉词典》
2. At the moment, the regulation on how much human DNA can be put into an animal is vague.
目前，有关多少人类脱氧核糖核酸可以放入一只动物身上的规定，还很模糊。
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3. It mutates the DNA directly. But most of what we see seems to be reversible.
辐射直接使DNA变异，但是我们看到的辐射光大部分是可逆的。
article.yeeyan.org
4. They lie outside the nucleus that houses the main human genome, and because there may be hundreds of them in each cell, their DNA is particularly easy to detect.
它们位于人类基因组的核心之外，由于在每个细胞内它们的存在都数以百千计，因此它们的DNA就特别容易被检测到。
article.yeeyan.org
5. Be obsessive – He not only knew DNA was important, but it was all he could think about night and day.
要入迷-他不仅知道DNA是非常重要的，而且不论晚上还是白天，只要有时间他就会思考它。
article.yeeyan.org
6. It raises some really important questions about the progression of other cancers, such as how they repair their own DNA.
这引起了一些关于其他类型肿瘤的确实很重要的问题，诸如，它们如何修复自身DNA？
article.yeeyan.org
7. It would have telomere DNA at the center, and it would have two centromeres.
它的中心部位将有端粒DNA，而且会同时含有两个着丝粒。
article.yeeyan.org
8. PCR can amplify DNA from a single cell and while this is not necessary for diagnosis, a certain threshold of sensitivity will be required.
PCR可以把来自一个细胞的DNA进行扩增，尽管这对于诊断是不必要的，某种灵敏度阈值还是需要的。
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9. Enlist, equip and empower every employee to understand and live your brand’s DNA through their unique talents and expertise – help them understand how they contribute to the brand’s success.
争取、培育和授权每一名员工，通过他们独特的智慧和经验理解和实践你的品牌的DNA，帮助他们懂得如何为品牌的成功作出贡献。
article.yeeyan.org
10. Of course, some people might not want their DNA indexed.
当然，有些人可能不愿意他们的DNA被索引。
article.yeeyan.org
11. By genetically modifying the DNA of chickens, Tiley and his colleagues have prevented the virus from being transmitted from chicken to chicken.
通过利用基因工程修改鸡的DNA，泰利和他的同事已成功阻止了禽流感病毒在鸡群中传播。
article.yeeyan.org
12. Although the egg and sperm each supply half the DNA for the new baby, the egg provides all the cellular support systems, including enzymes and proteins.
尽管精子和卵细胞都提供新生儿一半的DNA，卵细胞却提供了所有的细胞环境支持，包括酶系统和蛋白质等。
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13. Some might be in action soon. For example, it seems that cancer stem cells are less vulnerable to radiation than other cancer cells, because their DNA-repair mechanisms are better.
有些应该很快出现在实践中：例如癌症干细胞具有比其他的癌细胞更强的抗放射能力，因为它们的DNA修复机制更加健全。
blog.ecocn.org
14. Her role in helping to solve the mystery of DNA is unquestioned, and her place in science history is secure.
在帮助揭示DNA的秘密中，她的作用不成问题，而且她在科学史上的地位也是牢固的。
article.yeeyan.org
15. So really the nuclear DNA does not help us decide if Denisovans are a new species, though the evidence for interbreeding with modern humans suggests they are not.
所以，核DNA真的无法帮助我们确认丹尼索万人是否为一个新的物种，尽管他们现代人通婚的证据不支持这一点。
article.yeeyan.org
16. The scientists are still working out what many of the lost sections of DNA do, but expect to find more evidence of how humans differ genetically from chimpanzees.
科学家们仍在继续研究这些丢失的DNA片段的作用，期望能找到人类与黑猩猩在遗传学上如何差异的更多证据。
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17. Nanoparticles of metal can damage the DNA inside cells even if there is no direct contact between them, scientists have found.
科学家们发现，即使相互之间没有直接接触，金属纳米粒子也能破坏细胞内的脱氧核糖核酸（DNA）。
article.yeeyan.org
18. In biotechnology we use enzymes that we isolate from nature to link together pieces of DNA in the same manner that occurs in nature.
在转基因技术中，我们使用从自然界分离出的酵素，以那种在自然界发生的同样方式把几段DNA连在一起。
edu.sina.com.cn
19. Lawrence says the idea for the sculpture came to him as he was reading about Francis Crick, one of the men who discovered the structure of DNA, and the scientist’s work on primate visual systems.
劳伦斯说，当他在阅读有关DNA结构发现者之一弗朗西斯·克里克的介绍时，产生了创作这个雕塑的想法。弗朗西斯·克里克的工作是研究灵长类的视觉系统。
article.yeeyan.org
20. The biggest problem was getting the skeletons out of the ground and into the lab without contaminating them with modern human DNA.
最大的问题就是，在将这些骨骼挖出来送进实验室的过程中，如何使其免受现代人DNA的污染。
article.yeeyan.org
21. So while the idea of DNA riding aboard extraterrestrial objects has been floated before, this is the first time we’ve been presented real evidence backing that notion.
因此，虽然之前DNA乘地球之外的物体来到地球的想法被提及过 ，但是这是我们首次呈现出真实的证据支持这一概念。
article.yeeyan.org
22. We want to go on and measure the rate of molecular evolution for humans, as well as doing more work with moa and Antarctic fish to see if rates of DNA change are uncoupled in these species.
我们想要进一步检测人类的分子进化速率，对于恐鸟和南极鱼类也有做更多研究的打算，想看看这些物种的DNA和形态的进化速率是否分离。
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23. In answering another, he wrote of the beauty of science, such as the exquisite double helix of DNA in biology, or the fundamental equations of physics.
在回答另一个问题时，霍金则回顾了科学之美，例如生物学中DNA精致的双螺旋结构，或物理学中的基本方程等。
article.yeeyan.org
24. If there wereepithelial cells on the root, we could use their nuclei for DNA analysis.
如果发根部有上皮细胞，我们就可以用细胞核进行DNA分析。
article.yeeyan.org
25. It is not known exactly how the doctor hoped to get DNA from the vaccinations, although nurses could have been trained to withdraw some blood in the needle after administrating the drug.
直到现在我们都不能十分准确的知道医生是怎么获取这些DNA，可能是由于护士已经被告知要在注射药剂后抽取病人的血液。
article.yeeyan.org
26. It is not known exactly how the doctor hoped to get DNA from the vaccinations, although nurses could have been trained to withdraw some blood in the needle after administrating the drug.
直到现在我们都不能十分准确的知道医生是怎么获取这些DNA，可能是由于护士已经被告知要在注射药剂后抽取病人的血液。
article.yeeyan.org
27. Microbodies might possess their own DNA and have some degree of autonomy.
微体可能有其自身的dna并有一定程度的自主性。
-- 来源 -- 英汉 - 辞典例句
28. Adenoviruses are the only enteric viruses that contain a DNA core.
腺病毒是唯一含有dna核心的肠道病毒。
-- 来源 -- 英汉 - 辞典例句
29. Gene cloning provides a means of purifying and propagating specific DNA segments.
基因克隆化提供了一种纯化和扩增特定dna片段的方法。
-- 来源 -- 英汉 - 辞典例句
30. DNA cross-links are produced mainly upon irradiation of dry DNA or bacterial spores.
dna交链主要由照射于dna或细菌芽胞引起。
-- 来源 -- 英汉 - 辞典例句
31. Superpure DNA can be prepared using RNA transcribed from DNA in the course of gene expression.
在基因表达期间，使用从dna转录而来的RNA可制备出超纯度的dna．
-- 来源 -- 英汉 - 辞典例句
32. Rate of ressociation of DNA fragments is a second-order reaction.
dna片段再结合的速度是一个次级反应。
-- 来源 -- 英汉 - 辞典例句
33. Normal, double-helix DNA is spiral, like a loosely coiled spring.
正常的双螺旋dna是螺旋形的，像一根松松地卷曲的弹簧。
-- 来源 -- 英汉 - 辞典例句
34. Most mammalian cells contain multiple species of DNA dependent DNA polymerases.
大部分哺乳动物细胞均含有多种依赖dna的dna聚合酶。
-- 来源 -- 英汉 - 辞典例句
35. The template specificities found with DNA polymerases from human leucocytes is summarized in Table 1.
人的白血病dna聚合酶的模板特异性简列于表1。
-- 来源 -- 英汉 - 辞典例句
36. For example, fragments resembling DNA from cancer-causing viruses might be removed and destroyed.
例如，可能除掉或破坏类似来源于致癌病毒的dna片段。
-- 来源 -- 英汉 - 辞典例句
DNA
