V2EX dna polymerase

DNA Polymerase

释义 Definition

DNA聚合酶:一种在DNA复制与修复过程中催化合成DNA链的酶。它以模板链为依据,将脱氧核苷酸按碱基互补配对原则连接起来,通常沿 5'→3' 方向延伸新链。(不同类型的DNA聚合酶在功能与校对能力上有所差异。)

发音 Pronunciation (IPA)

/dine plmres/

例句 Examples

DNA polymerase copies DNA during cell division.
DNA聚合酶在细胞分裂时复制DNA。

Because DNA polymerase can proofread, it helps reduce replication errors, though mutations may still occur.
由于DNA聚合酶具有校对能力,它能减少复制错误,但突变仍可能发生。

词源 Etymology

polymerase 来自 polymer(“聚合物”)+ -ase(表示“酶”的后缀),意为“促使(单体)聚合形成高分子链的酶”。“DNA polymerase” 直译为“DNA的聚合酶”,强调其作用对象是DNA。

相关词 Related Words

文学与著名作品 Literary & Notable Works

  • Molecular Biology of the Cell(《细胞的分子生物学》;Alberts 等):在DNA复制章节中多次讨论 DNA polymerase 的功能与校对机制。
  • Lehninger Principles of Biochemistry(《莱宁格生物化学原理》):在核酸代谢与DNA复制部分系统介绍 DNA polymerase 及其类型与作用。
  • Campbell Biology(《坎贝尔生物学》):在遗传信息复制相关内容中使用 DNA polymerase 解释复制过程与酶的协同作用。
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