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
Meningococci and Gonococci are differentiated by 
Select and explain. 
A. Glucose fermentation, B. Maltose fermentation, C. Gram staining, D. Indole test
B: Maltose fermentation
Answer: B: Maltose fermentation 
Explanation: Meningococci ferments Maltose whereas Gonococci not. But, Both ferments Glucose.