柯林斯词典nucleic acid /njuːˈkliːɪk, -ˈkle- ˈæsɪd/ (nucleic acids) 1. N-MASS Nucleic acids are complex chemical substances, such as DNA, which are found in living cells. 核酸[技术] 返回 nucleic acid剑桥词典a type of acid that exists in all living cells （存在于生物细胞中的）核酸 DNA and RNA are both nucleic acids . 脱氧核糖核酸与核糖核酸均属于核酸。 返回 nucleic acid