This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
During phagocytosis, the metabolic process called
respiratory burst involves the activation of: 
Select and explain. 
A. Oxidase, B. Oxidase, C. Peroxidase, D. Dehydrogenase
A: Oxidase
Answer: A: Oxidase 
Explanation: None