Question

Example of coenzyme is

• A. Zn${}^{2+}$
• B. Lipase
• C. Vitamin B
• D. Lysine

Answer 1

The correct option is C Vitamin B

For some biochemical reactions a substance other than enzymes and substrate is required. These substances are called coenzymes (organic compounds) or cofactors (inorganic ions like zinc and copper etc.). The coenzymes usually serve as an acceptor or donor of an atom or a group. Many coenzymes are derived from vitamins. B group of vitamins forma variety of coenzymes example Nicotinamide adenine dinucleotide (NAD) which is derived from vitamin niacin, Flavin adenine dinucleotide (FAD) which is derived from vitamin riboflavin, Coenzyme A which is derived from pantothenate, pyridoxal phosphate which is derived from pyridoxin, Thiamine pyrophosphate which is derived from thiamine etc.