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Unit 2 Lesson 6
Biochemistry - Chemical Reactions
| Term | Definition |
|---|---|
| activation energy | the energy input required to start a chemical reaction |
| chemical equation | a model of a chemical reaction |
| chemical reaction | a process in which the chemical arrangement of a substance changes |
| endothermic | a change that absorbs more energy than it releases |
| enzyme | a specialized protein that speeds up a chemical reaction |
| exothermic | a change that releases more energy than it absorbs |
| reactant | a substance involved in a chemical reaction |
| product | the output of a chemical reaction |