Which one of the following is a nitrogen fixing enzyme?

Which one of the following is a nitrogen fixing enzyme?

مندرجہ ذیل میں سے کون سا نائٹروجن فکسنگ انزائم ہے؟
Explanation
  • Nitrate reductase is an enzyme involved in the nitrogen cycle that reduces nitrate (NO₃⁻) to nitrite (NO₂⁻), a crucial step in nitrogen assimilation in plants.
  • It plays a key role in converting inorganic nitrogen into forms usable by plants for amino acid and protein synthesis.