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: Microbiology
Niacin is required for growth of - Oxidase 
Select and explain. 
A. M. tuberculosis, B. M. kansasii, C. M. Scrofuloderma, D. M. Avium
A: M. tuberculosis
Answer: A: M. tuberculosis 
Explanation: Ans. is 'a' i.e., M. tuberculosis