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carbohydrates the compounds that provide most of the energy for living things
monosaccharides have one ring of atoms per molecule
disaccharides one molecule of glucose and one molecule of fructose
polysaccharides monosaccharides linked together to form polymers
lipids a group of biological compounds characterized by insolubility in water
saturated fats usually solid at room temperature
unsaturated fats usually liquid at room temperature
proteins complex organic molecules used to build and maintain living cells
amino acids building blocks of protein
enzymes special globular proteins that initiate or regulate chemical reactions within the cell
Created by: Elisabeth Yancey