This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Virology (RNA Virus Pa-1,2 & Miscellaneous Viruses), Subject name: Microbiology
[{'content': 'True about the following virus: A. Enveloped, Club or petal shaped projections, Positive ss RNA- Largest genome of RNA virus. B. Diseases caused by these viruses are SARS, MERS. C. Reservoir is horseshoe bats for SARS, likely spread from palm-civets cats contact with humans. D. Symptoms of MERS appear within a day following contact with an infected patient. E. SARS is more severe than MERS. F. MERS infection is more servere in individuals who have a preexisting illness like diabetes and hea diseases. \nSelect and explain. \nA. Only A, B, D, E, F are True, B. Only A, B, C, D are True, C. A, B, C, F are True, D. All are True', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The given image is of Corona virus. It is an Enveloped virus with Club or petal shaped projections, Positive ss RNA virus. The Wuhan coronavirus or the 2019-nCoV is a positive-sense, single-stranded RNA coronavirus first repoed in late 2019 and linked in the 2019-2020 pneumonia outbreak in Wuhan City in central China. 100-160 nm in size. Disease caused by these viruses are: SARS (severe acute respiratory syndrome) MERS (Middle East respiratory syndrome ) COVID19. Reservoir for SARS is HORSESHOE bats, likely spread from palm-civets cats contact with humans. MERS has a median Incubation Period of 5 days, symptoms appear between 2-14 days. MERS is more severe in individuals who have a preexisting illness like diabetes and hea diseases.', 'role': 'assistant'}]