英語

缩写

DNA

  1. [化学]脱氧核糖核酸/去氧核糖核酸(deoxyribonucleic acid之缩写),是遺傳的基礎物質。存在於染色體,由不分支的長鏈核甘酸分子所組成。每個核甘酸由磷酸、去氧核糖和四個含氮鹼基(腺嘌呤、鳥糞嘌呤、胞嘧啶、胸腺嘧啶)中之一所組成。
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