Which statement about HIV is correct?
- A. It can be cured with a course of antibiotics
- B. It survives for weeks on dry surfaces
- C. It is commonly spread by mosquito bites
- D. It destroys helper T cells and progressively weakens immunity
Explanation
HIV replicates inside helper T lymphocytes and destroys them, so immunity collapses and opportunistic infections follow. Antibiotics cannot touch a virus, the virus dies quickly outside the body, and mosquitoes do not transmit it.
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