What is an enzyme called when it is bound to an organic substance that is essential for its activity?

If ......... are loosely associated with the .........,they are called co-enzymes.

Assertion: Coenzymes serve as co-factors in a number of different enzyme-catalyzed reactions.
Reason: Coenzymes and prosthetic groups are cofactors.

Carboxypeptidase requires $........$ for its activity.

The cofactor for alcohol dehydrogenase is:

Select the correct pair of $X$ and $Y$.
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Column $X$	Column $Y$
$(1)$ Phosphatase enzyme	$(P)$ Molybdenum
$(2)$ Tyrosinase	$(Q)$ Fat
$(3)$ Intestinal enzyme	$(R)$ Copper
$(4)$ Carbonic anhydrase	$(S)$ Manganese
$(5)$ Glucose phosphatase	$(T)$ Zinc