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Proteins contain nitrogen, which is not present in carbohydrates.
Proteins contain a special form of nitrogen that our bodies can readily use.
Nitrogen.
Nitrogen is found in proteins but not in carbohydrates and lipids
no
Phosphorus complexes are present in proteins but is not present in sugars or fats..
Nitrogen
nitrogen
Nitrgen. The all have the elements Carbon, Hydrogen and Oxygen in common, but on top of that, proteins ALSO contain nitrogen.
None. They all have carbon and hydrogen in common. Proteins also contain nitrogen, but so do many lipids (for example phosphatidylcholine).
NO!!! Nitrogen is a component element in proteins, and we all need proteins in order to maintain the human organism . Many other foodstuffs , such carbohydrates , do not contain nitrogen.
Nitrogen is a key element. Proteins contain nitrogen and without nitrogen no protein.