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单词 DNA
释义

DNA

noun
/ˌdiː en ˈeɪ/
/ˌdiː en ˈeɪ/
[uncountable] (chemistry)
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  1. the chemical in the cells of animals and plants that carries genetic information and is a type of nucleic acid (the abbreviation for deoxyribonucleic acid)
    • A DNA test confirmed the suspect had been at the scene of the crime.
    Wordfinder
    • biology
    • biotechnology
    • breed
    • cell
    • chromosome
    • DNA
    • gene
    • mutation
    • organism
    • protein
    Topics Biologyb2
    Oxford Collocations DictionaryDNA is used before these nouns:
    • code
    • evidence
    • molecule
    See full entry
  2. the qualities and characteristics that are a fixed part of somebody/something
    • The desire to win is part of his DNA.
    • I didn't think it was in my DNA to get on stage and sing like that.
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更新时间:2024/12/22 23:12:08