Matching Pairs pre-testOnline version match enzyme and substrate by PP 1 hydrogenase 2 lactate dehydrogenase 3 glucose oxidase 4 carbonic anhydrase 5 lysozyme 6 nitrogenase 7 lipase 8 trypsin 9 catalase 10 amylase CO2 hydrogen glucose protein peptidoglycan lactate starch fat nitrogen hydrogen peroxide