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
[{'content': 'Which organism can penetrate intact cornea: September 2009 \nSelect and explain. \nA. Pneumococcus, B. Gonococci, C. Pseudomonas, D. Staphylococci', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. B: Gonococci Organisms that penetrate intact epithelium: Corynebacterium (Diptheria)-a nonencapsulated, nonmotile, gram-positive bacillus Acanthamoeba Neisseria gonorrhoea Aegyptius Listeria Shigella', 'role': 'assistant'}]