<prompt> m-RNA to C-DNA is made byReverse transcriptaseDNA polymeraseRNA polymeraseDNA Ligase  <response>: 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 