DNA

英 [ˌdiː en ˈeɪ] 美 [ˌdiː en ˈeɪ]

n.  脱氧核糖核酸(动植物的细胞中带有基因信息的化学物质)

复数:dnas

计算机

Collins.2 / BNC.2519 / COCA.2829



牛津词典

noun

  1. 脱氧核糖核酸(动植物的细胞中带有基因信息的化学物质)
    deoxyribonucleic acid (the chemical in the cells of animals and plants that carries genetic information and is a type of nucleic acid )
    1. a DNA test
      DNA 测试

柯林斯词典

  1. 脱氧核糖核酸
    DNA is an acid in the chromosomes in the centre of the cells of living things. DNA determines the particular structure and functions of every cell and is responsible for characteristics being passed on from parents to their children. DNA is an abbreviation for (缩略=) 'deoxyribonucleic acid'.

    双语例句

    1. Genetic abnormalities are more often associated with faults in paternal DNA than in maternal DNA.
      相对于母本DNA,基因畸变往往更多地与父本DNA上的缺陷相关。
    2. DNA is the genetic material inside every cell that carries the blueprints for everything from hair color to the risk of cancer.
      脱氧核糖核酸是存在于每个细胞内的基因物质,它承载从头发颜色到致癌风险等各种遗传型板。
    3. DNA fingerprinting has proved the clincher in this investigation
      在这次调查中,DNA指纹鉴定起了决定性的作用。
    4. The discovery has fastened public attention on the possibilities of DNA analysis for resolving mysteries.
      这一发现将公众的注意力集中在用DNA分析技术来解开谜团的可能性上。
    5. Transposable elements, or insertion elements, are DNA sequences which can be inserted into many different sites in chromosomes.
      转位因子或插入因子是能够插入到染色体不同位点的dna序列。
    6. A great deal is now known about the kinds of damage produced in the DNA by ultraviolet radiations, to a lesser extent, by ionizing radiations.
      目前已经知道很多关于由紫外线辐射以及在较小程度上由电离辐射引起dna损伤的种类。
    7. We need a comprehensive assessment of the recombinant DNA issue, preferably under the auspices of the federal government.
      对于重组体dna问题,我们需要有一个全面的估价,而且最好由联邦政府主办。
    8. The use of electrical fields to separate charged biomolecules such as DNA, RNA and proteins.
      用电场分离带电荷的生物分子如:DNA、RNA和蛋白质。
    9. Any alteration to DNA that can potentially result in a change in the function of one or more genes.
      任何有潜在性的会导致一个或更多基因的功能变化的DNA的改变。
    10. Strands of genetic material DNA and RNA are sequences of small units called nucleotides.
      基因资料DNA和RNA链是称为核苷酸的小单元组成的序列。
    11. DNA is the information storage component in every cell in every plant and animal.
      DNA是每一个植物和生物细胞中的信息存储成分。
    12. Life on Earth stores genetic information in DNA.
      地球上的生命在DNA中储存了基因信息。
    13. In short, DNA makes messenger RNA, and messenger RNA makes proteins.
      简言之,脱氧核糖核酸产生了信使核糖核酸,信使核糖核酸又产生了蛋白质。
    14. His work on RNA and DNA is one of the foundations of biotechnology and the biotech industry.
      他在RNA和DNA方面开展的工作是生物技术及生物技术产业的一个基石。
    15. The researchers demonstrated this using DNA in a test tube.
      研究人员在试管中演示了DNA编辑这一操作过程。
    16. They can even combine the DNA of a plant and an animal.
      他们甚至可以将一种植物和一种动物的dna进行合成。
    17. After synthesis of the DNA polymerase and replication of DNA, the viral capsid and glycoproteins are synthesized.
      在DNA多聚酶合成DNA复制后,病毒衣壳和糖蛋白合成。
    18. But the DNA and cell culture tests currently used are more complicated and expensive.
      但是目前使用的DNA测试和细胞培养手段过于复杂和昂贵。
    19. New methods of analysis of DNA through chemical, physical, and computational methods.
      通过化学。物理和计算手段分析DNA的新方法;
    20. The team found some were vital for DNA packaging, chromosome segregation and fertility.
      研究小组发现了一些对DNA包装,染色体分离和富集至关重要的蛋白。
    21. Using human genomes and DNA migration patterns.
      利用人类基因和dna迁移。
    22. A segment of DNA or RNA that matches a specific part of the pathogen's genetic material.
      这种测试使用一种荧光材料,它是由金属纳米颗粒和聚合物组成的,与一段“引物”(符合病原体遗传物质特定部分的一段DNA或RNA)连接。
    23. A total of22 restriction endonucleases were used to investigate the mitochondrial DNA polymorphism of Sanjiang White pigs.
      采用22种限制性内切酶分析了三江白猪线粒体DNA的多态性。
    24. Study on DNA Transcription and Telomerase Inhibition of Anionic Porphyrins
      阴离子卟啉对DNA转录和端粒酶抑制的研究
    25. The adducts disturb the structure of DNA and inhibit DNA replication.
      加合物的形成扰乱了DNA模板的结构,抑制了DNA复制。
    26. Your DNA in our database says that you do.
      你在我们数据库里的dna说你做了。
    27. The inhibin plasmid DNA was extracted and purified by alkaline lysis method and DEAE-fiber column chromatography and its concn.
      采用碱裂解法与DEAE-纤维柱层析法提取与纯化抑制素质粒DNA,用分光光度法测定其浓度和纯度。
    28. The relationship of activity and structure, and interacting model between complex and DNA were also discussed.
      并对活性与结构的关系、配合物与DNA的结合方式进行了讨论。
    29. It differs from the original DNA sequence in that it lacks intron and promoter sequences.
      这样获得的DNA与原始的DNA序列的不同在于缺少内含子和启动序列。
    30. In this way, studying the efficacy of DNA damage response inhibitors on HBV infection and replication was available.
      通过这种方式,研究DNA损伤反应抑制剂对于HBV感染和复制的作用成为可能。