The differentiating feature of Neisseria gonococcus from Neisseria meningitidis is: (A) Lactose fermentation, (B) Maltose fermentation, (C) Mannitol fermentation, (D) Sucrose fermentation
Answer is B. Gonococci resemble meningococci except that they acidify only glucose and not maltose in serum sugars while meningococci acidify both. Ref: Textbook of microbiology; Ananthanarayan and paniker's; 10th Edition; Pg:234