Explain why scientists have failed to produce vaccines against AIDS. – InterviewSolution

1.	Explain why scientists have failed to produce vaccines against AIDS.
Answer» AIDS spread through HIV virus. It is a retrovirus with RNA as genome. Chances of mutation are very high in RNA. The virus every-time mutates in its reverse transcription and replication cycle. Most HIV particles produced in an infected person differ in surface receptors at least slightly from those on the original infecting virus.

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