V2EX dna replication

DNA Replication

释义 Definition

DNA replication:DNA(脱氧核糖核酸)在细胞分裂前进行的复制过程,使遗传信息被准确地拷贝一份,通常产生两条与原来相同的DNA分子。常见特点是半保留复制(每条新DNA都包含一条旧链和一条新链)。

发音 Pronunciation (IPA)

/dine rplken/

例句 Examples

DNA replication happens before a cell divides.
DNA复制发生在细胞分裂之前。

During DNA replication, enzymes unwind the double helix and build new strands using complementary base pairing, which helps maintain genetic stability.
在DNA复制过程中,酶会解开双螺旋,并通过碱基互补配对合成新链,从而帮助维持遗传稳定性。

词源 Etymology

DNAdeoxyribonucleic acid(脱氧核糖核酸)的缩写;replication 来自拉丁语 replicare,意为“折回、重复、再做一遍”。合起来,DNA replication 就是“对DNA进行再次复制/再拷贝”的过程。

相关词 Related Words

文学与著作中的用例 Literary Works

  • The Double Helix(James D. Watson):围绕DNA结构的发现展开,常涉及与DNA复制相关的科学背景与意义。
  • Molecular Biology of the Cell(Bruce Alberts 等):经典教材,系统讲解DNA replication 的机制与关键蛋白。
  • Lehninger Principles of Biochemistry(Nelson & Cox):生物化学权威教材,对DNA复制的酶学与能量过程有详细说明。
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