This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Structure and function of protein, Subject name: Biochemistry
Tyrosinase is 
Select and explain. 
A. Oxidase, B. Transferase, C. Lyase, D. Isomerase
A: Oxidase
Answer: A: Oxidase 
Explanation: Tyrosinase is a copper-containing oxidase. It is the rate-limiting enzyme for controlling the production of melanin. Ref: Biochemistry by U. Satyanarayana 3rd edition Pgno : 348