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study of the chemical aspects of life


protons, neutrons, and electrons

oxygen, carbon, hydrogen, nitrogen

96% of the human body is made up of these 4 elements


one of the compounds that is most essential to life


proton donor


proton acceptor

carbs, lipids, proteins, nucleic acids

organic chemistry


carbon and water


fats, oils, waxes


similar to triglycerides, but contain phosphorus units


a type of steroid lipid


most abundant organic components of human body

dehydration synthesis

creates covalent bod between carboxylic (COOH) group of one and NH2 (amino) group of another (peptide bond)

nucleic acids

large organic molecules made of C, H, O, N, P

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