Why is it necessary for nitrogen to be present for life to exist?

Subject: Why is it necessary for nitrogen to be present for life to exist?

Date: Fri Jan 17 07:45:07 2003
Posted by Rachelle Annabella Oddyerl
Grade level: undergrad School: MGYRS
City: New York State/Province: No state entered. Country: U.S.
Area of science: Botany
ID: 1042807507.Bt

Message:


I read somewhere that nitrogen is needed for plants to make food. But I've 
always thought it was only sunlight, water, carbon dioxide and chlorophyll for 
plants to make food.Why must nitrogen be included, and how does the plant make 
use of nitrogen to make food?

Re: Why is it necessary for nitrogen to be present for life to exist?

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