For its action, nitrogenase requires

Options

(a) Mn²⁺
(b) light
(c) high input of energy
(d) super oxygen radicals

Correct Answer:

high input of energy

Explanation:

Nitrogenases are enzymes used by some organisms to fix atmospheric nitrogen gas. It is the only known family of enzymes that accomplish this process. Nitrogenase requires high input of energy and anaerobic condition.