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Which one of the following statements is correct with respect to AIDS?

1. The HIV can be transmitted through eating food together with an infected person
2. Drug addicts are least susceptible to HIV infection
3. AIDS patients are being fully cured cent per cent with proper care and nutrition
4. The causative HIV retrovirus enters helper T-lymphocytes thus reducing their numbers

Correct answer: The causative HIV retrovirus enters helper T-lymphocytes thus reducing their numbers

Solution

HIV primarily infects CD4 helper T-lymphocytes, where it replicates and gradually lowers their number. This weakens immune function and is the key reason AIDS develops.

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