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': 'Culture of streptococcus viridans resemble- \nSelect and explain. \nA. Staphylococcus, B. Strept. pyogenes, C. Pneumococcus, D. Strept. fecalis', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Pneumococcus On blood agar, after incubation for 18 hrs, the colonies of pneumococci are small, dome shaped and glistening with an area of green discoloration (alpha hemolysis) around them, resembling colonies of Str. viridans.", 'role': 'assistant'}]