DNA

DNA怎么读

英式音标：[ˌdi: en ˈeɪ]

美式音标：[ˌdien\'eɪ]

DNA基本解释

abbr. 脱氧核糖核酸（deoxyribonucleic acid）；（美国）国防部核子* （Defense Nuclear Agency）

DNA的意思释义

abbr.

脱氧核糖核酸(deoxyribonucleic acid)；（美国）国防部核子*(Defense Nuclear Agency)；

英英释义

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

DNA用法及例句

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

例句参考

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词源

DNA (n.)

1944, abbreviation of deoxyribonucleic acid (1931).

DNA相关例句

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。

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。

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。

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？

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。

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。

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。

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。

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。

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。

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。

28.Adenoviruses are the only enteric viruses that contain a DNA core.

腺病*是唯一含有dna核心的肠道病*。

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。

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。

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．

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。

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。

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。

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。

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*的dna片段。