Why is nitrogen fixation an essential process? A) Nitrogen fixation can only be

Author Question: Why is nitrogen fixation an essential process? A) Nitrogen fixation can only be (Read 938 times)

Hungry!

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Posts: 1,071

on: Aug 13, 2013

Why is nitrogen fixation an essential process?
A) Nitrogen fixation can only be done by certain prokaryotes.
B) Fixed nitrogen is often the limiting factor in plant growth.
C) Nitrogen fixation is very expensive in terms of metabolic energy.
D) Nitrogen fixers are sometimes symbiotic with legumes.
E) Nitrogen-fixing capacity can be genetically engineered.

mydiamond

Hero Member
Posts: 804

Reply #1 on: Aug 25, 2013

I know it's B,

Have a wonderful day

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