Front

Energy needed to get a reaction started

Back

activation energy

Front

Compound with an amino group on one end and a carboxyl group on the other

Back

amino acid

Front

substance that speeds up the rate of a chemical reaction

Back

catalyst

Front

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

Back

carbohydrate

Front

process that changes one set of chemicals into another set of chemicals

Back

chemical reaction

Front

protein that acts as a biological catalyst

Back

enzyme

Front

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

Back

lipid

Front

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

Back

monomer

Front

reactant in an enzyme- catalyzed reaction

Back

substrate

Front

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

Back

protein