<prompt> All of the following enzymes are involved in oxidation reduction reactions, ExceptDehydrogenasesHydrolasesOxygenasesPeroxidases  <response>: Enzymes involved in oxidation removal of e- and reduction gain of electrons are called oxido - reductase and are classified into 4 groups: oxidase, oxygenase, dehydrogenase, hydroperoxidase peroxidase and catalase.Hydrolase is another class of enzyme that catalyzes hydrolysis i.e. cleavage of bonds by addition of water. 