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Retroviruses have
  • a)
    only RNA as genetic material
  • b)
    only DNA as genetic material
  • c)
    DNA and RNA as genetic material
  • d)
    genes on nucleoprotein complexes as genetic material
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
Retroviruses havea)only RNA as genetic materialb)only DNA as genetic m...
RNA can carry genetic information. RNA viruses have genomes composed of RNA that encodes a number of proteins. The viral genome is replicated by some of those proteins, while other proteins protect the genome as the virus particle moves to a new host cell.
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Most Upvoted Answer
Retroviruses havea)only RNA as genetic materialb)only DNA as genetic m...
Viruses have rna as the genetic material they undergo reverse transcription to form dna
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Retroviruses havea)only RNA as genetic materialb)only DNA as genetic m...
Genetic Material of Retroviruses:
Retroviruses contain only RNA as their genetic material. This RNA is used to produce DNA through the process of reverse transcription, which is a unique characteristic of retroviruses.

Role of RNA in Retroviruses:
- The RNA in retroviruses is used as a template for the enzyme reverse transcriptase to produce a DNA copy of the viral genome.
- This DNA copy is then integrated into the host cell's genome, where it can be transcribed and translated to produce new viral particles.

Importance of Reverse Transcription:
- Reverse transcription allows retroviruses to replicate and persist in host cells, making them difficult to eliminate.
- This process also introduces genetic variability into the viral genome, leading to the evolution of new viral strains.

Comparison with Other Viruses:
- Unlike retroviruses, most other viruses contain either DNA or RNA as their genetic material, but not both.
- Retroviruses are unique in their ability to use RNA to produce DNA, which sets them apart from other viruses.
In conclusion, retroviruses have RNA as their genetic material, which plays a crucial role in their life cycle and ability to integrate into host cells. This unique characteristic makes them distinct from other types of viruses.
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Retroviruses havea)only RNA as genetic materialb)only DNA as genetic materialc)DNA and RNA as genetic materiald)genes on nucleoprotein complexes as genetic materialCorrect answer is option 'A'. Can you explain this answer?
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