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The top documents tagged [nucleic acids nitrogen]
Organisms are mainly composed of C, H, O & N Living organisms also contain S and P as well as several other elements These elements compose the macromolecules
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Purine pyrimidine metabolism and disorder
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Ecosystems biosphere Ecosystem inputs constant input of energy energy flows through nutrients cycle nutrients can only cycle inputs energy nutrients
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The Nitrogen Cycle By: Alexander Kalogerou Chiyeung Lau Miriam Khan Charles Song
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Atoms and Elements Atoms are the basic units of all matter
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