system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
All of the following enzymes are involved in oxidation - reduction reactions, except
assistant
The correct answer is  Oxidoreductases (enzymes involved in oxidation - reduction reactions) are : dehydrogenases, oxidases, hydroperoxidases (catalase, peroxidase), oxygenases, reductases and hydroxylases (not hydrolases).