| A | B |
| Because enzymes only interact with certain substrates they are referred to as | specific |
| the chemical which an enzyme reacts with | substrate |
| when an enzyme loses its shape, it is said to be | denatured |
| synonym for enzyme | catalyst |
| what enzymes do to chemical reactions | speed up |
| region on an enzyme where the substrate fits | active site |
| enzymes fall under this category of macromolecules | protein |
| temporary association of enzyme and substrate | enzyme-substrate complex |
| factors affecting enzyme action | temperature, pH |
| how an enzyme fits with it's substrate | lock and key |
| enzyme reaction in which a larger product is built | synthesis |
| enzyme reaction in which a large molecule is broken down | digestion |
| enzymes usually end in | ase |