Question

multiple choice question
which term refers to an organic cofactor that is required for an enzyme to function?
catalyst
substrate
coenzyme
active site

Explanation:

A coenzyme is an organic co - factor required for an enzyme to function. A catalyst speeds up a chemical reaction but is not specific to being an organic co - factor for enzymes. A substrate is the molecule upon which an enzyme acts. The active site is the region of an enzyme where the substrate binds.

Answer:

C. Coenzyme