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单词 DNA
释义 DNA AHD[dē'ĕn-āʹ] D.J.[ˌdiːenˈeɪ]K.K.[ˌdiɛnˈe]n.(名词)DNAA. adenineT. thymineC. cytosineG. guanine
  1. A nucleic acid that carries the genetic information in the cell and is capable of self-replication and synthesis of RNA. DNA consists of two long chains of nucleotides twisted into a double helix and joined by hydrogen bonds between the complementary bases adenine and thymine or cytosine and guanine. The sequence of nucleotides determines individual hereditary characteristics.脱氧核糖核酸:一种在细胞中带有基因信息的核酸,能够自行复制并合成核糖核酸,DNA由两个核甙酸长链组成,这两个核甙酸链交结成一个双螺旋体
Etymology语源
  1. d(eoxyribo)n(ucleic) a(cid) d(eoxyribo)n(ucleic) a(cid)
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