Question:
Name the most crucial enzyme found in root nodules for N2 fixation? Does it require a special pink coloured pigment for its functioning? Elaborate.
Solution:
Nitrogenase is the crucial enzyme found in root nodules for N2 fixation it converts the free nitrogen in the air to Ammonia or other nitrogenous compounds. It requires a special pink coloured pigment for its functioning called leg haemoglobin.