5.1 Flashcards
1
Q
enzyme
A
proteins that help speed up metabolism
2
Q
substrate
A
substance on which an enzyme acts
3
Q
active site
A
region on which an enzyme acts
4
Q
rate of reaction
A
speed at which a reaction takes place
5
Q
activation energy
A
minimum quality of energy which the reacting species must possess in order to undergo a reaction
6
Q
catalyst
A
substance that increases the rate of a chemical reaction
7
Q
chemical reaction
A
process that involves rearrangement of the molecular or ionic structure
