HIV is classified within which subgroup of retroviruses?
- A. Oncoviruses
- B. Lentiviruses
- C. Spumaviruses
- D. Adenoviruses
Explanation
Lentiviruses, meaning slow viruses, cause long incubation, persistent infections, which fits HIV's years long course from infection to AIDS. Oncoviruses cause cancers and adenoviruses are DNA viruses, so neither group contains HIV.
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