<prompt> Which of the following is a reverse transcriptase?Topoisomerase 2TelomeraseRNA polymerase 2DNA polymerase alpha  <response>: Telomerase Is a Specialized Reverse Transcriptase.Ceain RNA viruses that infect animal cells carry within the viral paicle an RNA-dependent DNA polymerase called reverse transcriptase.The RNA viruses that contain reverse transcriptases are known as retroviruses.Reverse transcriptases catalyze three different reactions: 1 RNA-dependent DNA synthesis, 2 RNA degradation, and 3 DNA- dependent DNA synthesis.Ref: Harper Biochemistry; 30th edition 