Question

Even though nitrogen constitutes 78% of the earth’s atmosphere, the amount fixed in the soil, oceans and the bodies of organisms is only about A. 0.03% B. 0.3% C. 3% D. 30% E. one half of it

Answer 1

Answer:

Nitrogen is a key component of the bodies of living organisms. ... don't have the right enzymes to capture, or fix, atmospheric nitrogen. Still .