V2EX catabolic

Catabolic

定义 Definition

catabolic(分解代谢的):指与分解代谢有关的过程,即把较大的分子分解成较小的分子,通常释放能量(常以 ATP 的形式)。该词也常与 anabolic(合成代谢的) 相对。

发音 Pronunciation

/ktblk/

例句 Examples

Catabolic reactions release energy for the cell.
分解代谢反应为细胞释放能量。

During fasting, the body shifts toward a more catabolic state, breaking down stored fat and sometimes muscle to meet energy demands.
在禁食期间,身体会更偏向分解代谢状态,分解储存的脂肪,有时也分解肌肉,以满足能量需求。

词源 Etymology

来自 catabolism(分解代谢)+ 形容词后缀 -ic(“……的”)。catabolism 源自希腊语词根 **kata-**(“向下、分解”)与 ballein(“投掷、使……发生”)相关的构词传统,整体含义引申为“向下分解的过程”。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Lehninger Principles of Biochemistry(《雷宁格生物化学原理》):在能量代谢章节中频繁使用 catabolic 来描述分解途径与能量释放。
  • Campbell Biology(《坎贝尔生物学》):在“代谢:能量与生命”相关章节中用 catabolic pathway(分解代谢途径)进行概念对比讲解。
  • Molecular Biology of the Cell(《细胞的分子生物学》):在细胞能量转换与代谢调控内容中使用该词讨论分解代谢与细胞稳态。
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