Biology, 30.12.2019 03:31 jakepeavy70
78% of earth's atmosphere is nitrogen gas. all living things need nitrogen as a part of dna and rna. yet you and i, and other living things, cannot use the nitrogen in our atmosphere directly. one type of organism is responsible for "fixing" nitrogen or to put it in a form so other living things can use it. that organism is?
a) bacteria.
b) fungi.
c) plants.
d) viruses.
Answers: 2
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78% of earth's atmosphere is nitrogen gas. all living things need nitrogen as a part of dna and rna....
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