Class 12 NEET Biology Human Health and Diseases Questions Part 1

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Question : 12 of 100

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At which stage of HIV infection does one usually show symptoms of AIDS?

[NEET 2014]

With in 15 days of sexual contact with an infected person.
When the infected retrovirus enters host cells.
When HIV damages large number of helper T- Lymphocytes.
When the viral DNA is produced by reverse transcriptase.

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