A non-protein part that is permanently and covalently bonded to the enzyme's protein structure is specifically defined as a:
Q1. A non-protein part that is permanently and covalently bonded to the enzyme's protein structure is specifically defined as a:
Answer: Prosthetic group
Explanation: Prosthetic groups are permanently attached non-protein components; coenzymes are loosely attached organic molecules that easily dissociate after the catalytic reaction.