Question

Nitrogenase is enzyme which converts N${}_2$ into NH${}_3$, it is:

• A. Inhibited by pigment leghaemoglobin
• B. Oxygen sensitive
• C. Found in all prokaryotes
• D. Copper containing enzyme

Answer 1

The correct option is B Oxygen sensitive

Nitrogenase is oxygen sensitive enzyme. It is found in some prokaryotes called N${}_2$ fixer.
It converts N${}_2$ into ammonia. It is Fe-Mo enzyme.
Leghaemoglobin is O${}_2$ scavenger.