Which of the following genetic material is found in a retrovirus?
None of the above
RNA only
DNA or RNA only
DNA only
A
DNA only
B
DNA or RNA only
C
None of the above
D
RNA only
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Solution
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Retrovirus has RNA as genetic material RNA. Retroviridae is a family of enveloped viruses that replicate in a host cell through the process of reverse transcription. The RNA present in the retrovirus is a single-stranded positive sense with a DNA intermediate. It acts as an obligate parasite and targets a host cell.
So, the correct answer is option B.
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