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