Question

why is hiv aids incurable disease class 9​

Answer 1

Answer:

HIV is incurable due to the presence of a latent viral reservoir. During the life cycle of the virus, HIV integrates into the host DNA. A subset of integrated HIV provirus remains transcriptionally silent, producing neither viral proteins nor viral progeny, until reactivation by various physiologic stimuli.

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Answer 2

Explanation:

This virus has a long incubation period before it starts to attack the immune system (10 years). The immune system is the human body's natural defence mechanism, hence HIV can make it harder for the patient to fight off infections and diseases.