Enzymes 0.0 / 5 ? BiologyEnzymes and digestionGCSEAQA Created by: Hasann2006Created on: 11-03-20 21:23 what is the defintion of a catalyst? hich increases the rate of a chemical reaction without undergoing any change itself 1 of 6 what is the definition of substrate? a molecule that is acted on by an enzyme 2 of 6 what is the definition of substrate? a molecule that is acted on by an enzyme 3 of 6 what is the definition of a catalyst? ich increases the rate of a chemical reaction without undergoing any change itself 4 of 6 what is the definition of an active site? an area on an enzyme where a substrate molecule fits and is specific to one substrate only. 5 of 6 what is the definition of an enzyme? a substance produced by a living organism that acts a catalyst for biochemical reactions 6 of 6
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