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BIO 1B2

Enzymes

QuestionAnswer
Activation energy the energy needed for a chemical reaction to take place
Active site the part of an enzyme that “attaches to” a substrate
Catalyst a substance that speeds up a chemical reaction without being consumed in the reaction
Denature to change the structure of a protein so that it no longer functions in the same way
Enzyme a biological catalyst that enables reactions to take place in cells
Enzyme-substrate complex the structure that is formed when a substrate binds to the active site of an enzyme
Substrate a substance that is changed by an enzyme
Factors that affect enzyme activity concentration, temperature, pH
Optimum the amount at which an enzyme works best; highest peak on the reaction rate graph
Uncatalyzed reactions require more activation energy
Catalyzed reactions require less activation energy
Created by: M. Clay
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