Question

Match the list - I (enzymes) with List - II (metals) and select the correct answer using the codes given below the lists:

List - I	List - II
A. Nitrogenase	1. cu
B. Cytochrome oxidase	2. Mo
C. Cytochrome - C	3. Zn
D. Carboxypeptidase	4. Fe

• A. A-1 B-2 C-4 D-3
• B. A-2 B-1 C-3 D-4
• C. A-2 B-1 C-4 D-3
• D. A-1 B-2 C-3 D-4

Answer 1

The correct option is A A-1 B-2 C-4 D-3

The metal atoms present in the following ezymes are

A. Nitrogenase Cu

B. Cytochrome oxidase Mo

C. Cytochrome - C Fe

D. Carboxypeptidase Zn.
Hence option A is correct.