This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anti Microbial, Subject name: Pharmacology
[{'content': 'Oseltamivir acts by inhibition which viral enzyme- \nSelect and explain. \nA. Neuraminidase, B. Dismutase, C. Lyase, D. Endonuclease', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Neuraminidase * Oseltamivir acts by inhibiting influenza virus neuraminidase enzyme which is needed for release of progeny virions from the infected cell. Spread of the virus in the body is thus checked.", 'role': 'assistant'}]