Which statement BEST describes prosthetic groups?
A) They are nonpeptide molecules or ions essential to a protein's structure.
B) They are short peptide chains attached to a larger protein.
C) They are nonfunctional components of a protein.
D) They are the active part of a protein.
E) They are the part of the protein that provides structure.

Question

Quizplus · Accepted Answer

Prosthetic groups are nonpeptide (non-protein) molecules or ions that are tightly or covalently bound to a protein and are essential for the protein's biological activity. They are crucial for the structure and function of various proteins, including enzymes where they often play a role in the catalytic activity.

Which Statement BEST Describes Prosthetic Groups