$TPP$ stands for:

$FAD$ coenzyme is derived from:

Consider the following statements:
$(A)$ Coenzyme or metal ion that is tightly bound to enzyme protein is called prosthetic group.
$(B)$ $A$ complete catalytic active enzyme with its bound prosthetic group is called apoenzyme.
Select the correct option.

Catalytic activity of carboxypeptidase is lost upon removal of which co-factor?

What is the full form of $NAD$?

For its activity,carboxypeptidase requires