coenzyme
/ˌkoʊˈɛnzaɪm/
noun
- A small molecule that helps an enzyme do its job, often carrying chemical groups or electrons during reactions.
- Many coenzymes come from vitamins found in the food we eat.
- Without the right coenzyme, the enzyme cannot speed up the reaction.
- Vitamins like B12 act as coenzymes in important chemical reactions in your body.