| A | B |
| allosteric | a site on an enzyme that is not the active site |
| active site | the place on an enzyme where the reaction occurs |
| enzyme | a protein that speeds up a chemical reaction |
| catabolic | a reaction that breaks down molecules and releases energy |
| oxidation reaction | a substances loose electrons |
| exergonic | a reaction that releases energy |
| endergonic | a reaction that stores energy |
| hydrolysis | a reaction that uses water to break apart compounds |
| reduction | a substance gains electrons in a reaction |
| inhibitor | a substance that prevents enzymatic action |