Matching Pairs Enzyme Match-UpOnline version Test your knowledge of enzymes by matching concepts with their descriptions in this fun game! by PP 1 Catalyst 2 Denaturation 3 Specificity 4 Active Site 5 Coenzyme 6 Enzyme Inhibition 7 Substrate 8 Optimal pH Loss of enzyme's shape and function due to extreme conditions Organic molecule assisting enzyme function Process of slowing down or stopping enzyme activity pH at which enzyme activity is highest Speeds up chemical reactions Molecule acted upon by an enzyme Enzyme's ability to target particular substrates Region of an enzyme where substrate binds