V2EX deoxyribonucleotide

Deoxyribonucleotide

释义 Definition

脱氧核糖核苷酸:DNA 的基本组成单位之一,由脱氧核糖含氮碱基和一个或多个磷酸基团构成;用于构成 DNA 链(常见于 DNA 复制与修复过程)。(在生化语境中也常讨论其三磷酸形式,如 dATP、dCTP 等。)

发音 Pronunciation (IPA)

/dik.sira.bonu.kli..tad/

例句 Examples

The cell needs deoxyribonucleotides to make DNA.
细胞需要脱氧核糖核苷酸来合成 DNA。

During replication, DNA polymerase selects each deoxyribonucleotide by base-pairing rules to build a complementary strand.
在复制过程中,DNA 聚合酶依据碱基配对规则选择每一个脱氧核糖核苷酸,从而合成互补链。

词源 Etymology

该词由多个词根组合而成:deoxy-(“去氧的”,表示比核糖少一个氧原子)、ribo-(与“核糖”相关)、nucleotide(“核苷酸”)。整体字面意思是“与脱氧核糖相关的核苷酸”,对应其在 DNA(而非 RNA)中的典型结构特征。

相关词 Related Wods

文学与著作 Literary Works

  • Molecular Biology of the Cell(《细胞的分子生物学》,Alberts 等):在 DNA 复制与修复章节中讨论脱氧核糖核苷酸及其选择与掺入机制。
  • Molecular Biology of the Gene(《基因的分子生物学》,Watson 等):在基因复制、突变与修复内容中频繁涉及 deoxyribonucleotide。
  • Lehninger Principles of Biochemistry(《莱宁格生物化学原理》):在核酸代谢与核苷酸生物合成部分系统讲解相关概念。
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