V2EX cellular respiration

Cellular Respiration

定义 Definition

n. phr. 细胞呼吸;生物化学中细胞把有机分子中的化学能转化为可用能量的过程。它通常以葡萄糖等营养物质为底物,并通过一系列酶促反应产生 ATP;在有氧条件下,氧气常作为末端电子受体,产物包括二氧化碳和水。该概念常见于细胞生物学和生物化学,用来解释细胞如何获得维持生命活动所需的能量。

发音 Pronunciation

/seljlr respren/
/seljl respren/

例句 Examples

Plants and animals use cellular respiration to release energy from food.
植物和动物通过细胞呼吸从食物中释放能量。

During cellular respiration, cells transfer energy from glucose into ATP through connected biochemical pathways.
在细胞呼吸过程中,细胞通过相互关联的生化途径把葡萄糖中的能量转移到 ATP 中。

词源 Etymology

Cellular 来自拉丁语 cellula,意为“小房间、小细胞”,后来用于指生物体的基本结构单位。Respiration 来自拉丁语 respirare,意为“呼吸”;在生物学中,它不仅指外部呼吸,也指细胞层面的能量转换过程。

相关词 Related Words

  • Glycolysis
  • Krebs Cycle
  • Electron Transport Chain
  • Oxidative Phosphorylation
  • ATP
  • Mitochondrion
  • Aerobic Respiration
  • Anaerobic Respiration
  • 科学文献用例 Scientific Usage

    • 常见于生物学教材中,用来解释糖酵解、三羧酸循环和电子传递链之间的关系。
    • 常见于细胞生物学课程和实验报告中,用来描述细胞能量代谢和 ATP 生成。
    • 常见于生物化学参考书和研究论文中,用来讨论营养物质氧化、线粒体功能和代谢调控。
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