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Dehydrogenase - Meaning, Definition & English Examples

A dehydrogenase is an enzyme that catalyzes the removal of hydrogen atoms from a molecule, often playing a key role in metabolic processes like cellular respiration.

dehydrogenase

/diˈhaɪdrədʒəneɪs/ /diːˈhaɪdrədʒəneɪz/

Definition:

An enzyme that catalyzes the removal of hydrogen atoms from a molecule.

Synonyms:

oxidoreductase, reductase, oxidase

Part of Speech:

noun

Antonyms:

hydrogenase, synthase

Common Collocations:

liver dehydrogenase, alcohol dehydrogenase, mitochondrial dehydrogenase

Derivatives:

dehydrogenate, dehydrogenation

Usage Tips:

Use "dehydrogenase" when referring to enzymes involved in oxidation-reduction reactions by removing hydrogen.

Common Phrases:

dehydrogenase complex, dehydrogenase activity, lactate dehydrogenase test

Etymology:

Derived from "de-" (remove) + "hydrogen" + "-ase" (enzyme suffix), indicating its function in hydrogen removal.

Examples:

  • 1. The enzyme dehydrogenase plays a key role in cellular respiration.
  • 2. Alcohol dehydrogenase helps break down ethanol in the liver.
  • 3. Lactate dehydrogenase levels are measured to diagnose tissue damage.
  • 4. Mitochondrial dehydrogenases are essential for energy production in cells.

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