V2EX rna

RNA

释义 Definition

RNA 是 “ribonucleic acid” 的缩写,中文常译为核糖核酸。它是一种重要的生物大分子,主要参与遗传信息的传递与表达(例如在细胞中帮助把 DNA 的信息用于合成蛋白质)。常见类型包括 mRNA、tRNA、rRNA 等。

发音 Pronunciation

/r en e/

例句 Examples

RNA helps carry genetic instructions from DNA to make proteins.
RNA 帮助把来自 DNA 的遗传指令传递出去,用于合成蛋白质。

After the virus entered the cell, its RNA was quickly copied and translated, which triggered an immune response.
病毒进入细胞后,它的 RNA 很快被复制并进行翻译,从而触发免疫反应。

词源 Etymology

RNA 来自 ribonucleic acid:其中 ribo- 指“核糖(ribose)”,nucleic 与“细胞核/核酸”相关,acid 指“酸”。该术语在 20 世纪生物化学与分子生物学发展过程中被广泛使用,用来与 DNA(deoxyribonucleic acid,脱氧核糖核酸)相对应。

相关词 Related Words

文学作品 Literary Works

  • The Double Helix(James D. Watson)涉及 DNA/RNA 等分子遗传学概念与研究背景
  • The Gene: An Intimate History(Siddhartha Mukherjee)讨论基因与分子生物学发展,常出现 RNA 等术语
  • A Brief History of Everyone Who Ever Lived(Adam Rutherford)科普遗传学与分子层面概念,包含 RNA 等相关表述
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