Multiple choice

Which of the following enzymes is required for nitrogen fixation?

  1. Nitrogen deaminase

  2. Nitrodioxidase

  3. Amino acid decarboxylase

  4. Nitrogenase
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

 The enzyme nitrogenase is  required for nitrogen fixation.All nitrogenases have an iron- and sulfur-containing cofactor that includes a heterometal complex in the active site (e.g., FeMoCo). 

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