12 terms

Enzyme

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Enzyme
protein that is a biological catalyst
Catalyst
substance that decreases the activationenergy needed to start a reaction
Substrate
reactant in a chemical reaction upon which an enzyme acts
Active Site
place where substances come to react
Lock and Key Model
the way substrates and enzymes fit together
Denatured
change in structure by temperature or pH
Amylase
breaks down starch
Cellulase
breaks down cellulose
-ase
ending of most enzymes
Activation Energy
energy needed for a reaction
Product
Produced from the reaction between substrate and enzyme (what the substrate becomes after the reaction)
Reactant
The elements or compounds which enter into a chemical reaction.