compound made of carbon, hydrogen, and oxygen atom; major source of energy for the human

protein that acts as a biological catalyst

macromolecule made mainly from carbon and hydrogen atoms; includes fats, oils and waxes

small unit that can join together with other small units to form polymers

reactant in an enzyme- catalyzed reaction

macromolecule that contains carbon, hydrogen, oxygen and nitrogen; needed by the body for growth and repair and to make up enzymes

large macromolecule formed from monosaccharides

large compound formed from combinations of many monomers

monomer of nucleic acids

macromolecule containing hydrogen, oxygen, nitrogen, carbon and phosphorous

mixture of two or more substances in which the molecules of the substance are evenly distributed