Match the cofactors with their correct descriptions or examples.
 

	List – I		List – II
A.	Prosthetic groups	I.	Organic compounds tightly bound to the apoenzyme; haem in peroxidase and catalase
B.	Co-enzymes	II.	Organic compounds with transient association during catalysis; NAD and NADP containing niacin
C.	Metal ions	III.	Required for enzyme activity, forming bonds with active site and substrate; zinc in carboxypeptidase

	(A)	(B)	(C)
1.	II	I	III
2.	I	II	III
3.	III	I	II
4.	I	III	II