Which of the following is not a reason the nitrogen cycle is important to life on earth?
a. <...
Biology, 16.10.2019 21:50, austinkellylay
Which of the following is not a reason the nitrogen cycle is important to life on earth?
a.
all living things need nitrogen to make proteins.
b.
nitrogen is radioactive if it doesn’t go through the cycle.
c.
organisms cannot use nitrogen directly.
d.
all living things need nitrogen to make dna.
Answers: 3
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