A : Vaccine against AIDS has not been made inspite of repeated attempts. R : HIV has ability to get

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7.Human Health and Disease

normal

$A$ : Vaccine against $AIDS$ has not been made inspite of repeated attempts.
$R$ : $HIV$ has the ability to get mutated to form several subtypes.

Assertion and Reason both are correct and also correct explanation.

Assertion and Reason both are correct but not explanation of assertion.

Assertion is correct, but Reason is incorrect.

Both Assertion and Reason are incorrect.

Solution is Lorem ipsum dolor sit amet, consectetur adipiscing elit. Ut elit tellus, luctus nec ullamcorper mattis, pulvinar dapibus leo.

Standard 12

Biology

normal

(AIPMT-1992)

normal

normal

normal

normal