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 differ from gonococci in that they? 
Select and explain. 
A. Are intra-cellular, B. Possess a capsule, C. Cause fermentation of glucose, D. Are oxidase positive
B: Possess a capsule
Answer: B: Possess a capsule 
Explanation: Ans. is 'b' i.e., Possess a capsule