lewisaaliyah
lewisaaliyah
17-05-2014
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why do humans need nitrogen to survive?
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brittanycandace
brittanycandace
17-05-2014
Well, Nitrogen and Oxygen, help us breathe, makes us grow, grows plants!
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tadvisohil886
tadvisohil886
17-05-2014
Humans do not actually need nitrogen to survive, like oxygen, but it is an important part of DNA and many amino acids. Thus, nitrogen is an important part of our cells and our life.
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