Why Do Nitrogen-Fixation Nodules Contain Large Amounts of Leghemoglobin

question 34

Multiple Choice

Why do nitrogen-fixation nodules contain large amounts of leghemoglobin?

• A)It helps transport oxygen to the bacteriA.
• B)The nitrogenase enzyme interacts with the iron in the leghemoglobin.
• C)The leghemoglobin helps break the triple bond of N₂.
• D)It stimulates the Nod factors.
• E)It prevents oxygen from inhibiting the nitrogenase enzymE.

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