| Term | Definition |
|---|---|
| metabolism | general term used to describe all of the chemical reactions occurring in the body |
| enzymes | metabolic reactions required by proteins |
| catalyze | speed up a chemical reactions |
| activation energy | energy required to start the metabolic reaction serves as a barrier to catalysis |
| substrate | substance upon which an enzyme reacts |
| active site | substrate-binding region of an enzyme |
| induced fit | change in shape of the active site of an enzyme so that it binds tightly to a substrate |
| metabolic rate | measure of his/her energy use |
| cellular respiration | series of metabolic reactions that converts energy stored in chemical bonds of food into energy that cells use |
| phosphorulation | introduce a phosphoryl group into an organic compound |
| ATP | nucleotide triphosphate base adenine |
| aerobic | organism, environment or cellular that requires oxygen |
| anaerobic respiration | cells to generate in the absence of oxygen |
| fermentation | process that makes a small amount of ATP from glucose without using an electron transport chain |
bio chapter 4