This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Bacteria, Subject name: Microbiology
[{'content': 'Type of hemolysis produced by pneumococcus on blood agar - \nSelect and explain. \nA. Alpha, B. Beta, C. Gamma, D. Any of theabove', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Alpha Hemolysis||||1Alpha (a)Beta (b)Gamma (g)o Greenish discolouration with partial hemolysis around the colonieseg - Str. pneumoniae, Str. viridanso Colourless zone of complete hemolysiseg - Str. pyogenes (grp A) Str. agalactiae (grp B) Str equisimilis (grp C)o No hemolysis eg - Enterococci (grp D)", 'role': 'assistant'}]