This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Properties of Virus, Subject name: Microbiology
[{'content': 'm-RNA to C-DNA is made by \nSelect and explain. \nA. Reverse transcriptase, B. DNA polymerase, C. RNA polymerase, D. DNA Ligase', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. (a) Reverse transcriptaseRef. Microbiology by Ananthanarayan and Paniker 9th ed. /574-75* Once an HIV virus infects a cell, the viral RNA is transcribed by reverse transcriptase, first into single stranded DNA and then into double stranded DNA.HIV infection of a cell || Viral RNA inside the cell ||Reverse transcriptaseSingle stranded DNA ||Reverse transcriptaseDouble stranded DNA (Provirus) || Integrated into host chromosomes ||-Viral promotersSynthesis of viral RNA and other components', 'role': 'assistant'}]