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
Enzyme responsible for respiratory burst reaction 
Select and explain. 
A. Dehydrogenase, B. Peroxidase, C. Hydroxylase, D. NADPH - oxidase
D: NADPH - oxidase
Answer: D: NADPH - oxidase 
Explanation: D i.e. NADPH - oxidase