Which of the Following is an Example of a Prosthetic

Question

Which of the following is an example of a prosthetic group?
A)a zinc ion
B)a glycine residue
C)a polypeptide chain
D)a hydrogen ion
E)carboxypeptidase A

Accepted Answer

A prosthetic group refers to a non-protein component that is tightly or covalently bound to a protein and is essential for the protein's biological activity. A zinc ion can serve as a prosthetic group in certain enzymes, facilitating catalytic activity.