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': 'Staphylococcus differes from streptococcus by - \nSelect and explain. \nA. Coagulase test, B. Catalase test, C. Phasphatase, D. Gram negative', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Catalase test * Coagulase test is used to differentiate the different species of staphylococci (staph aureus, staph, epidermidis).* Catalase test is used to differentiate staphylococci from streptococci.", 'role': 'assistant'}]