hydrate a macromolecule that provides energy and is made up of carbon, hydrogen, and oxygen in a 1:2:1 ratio ??? ??? ??? monosaccharide single sugar ??? ??? ??? polysaccharide several single sugars that are joined together (complex carbohydrate) ??? ??? ??? lipid macromolecule made mainly from carbon and hydrogen atoms; includes fats, oils, and waxes ??? ??? ??? saturated fats have the maximum num