Zoology-AIDS
NEET Zoology AIDS Assertion Reason Question
Type: Assertion Reason-assertion-Hard-Class 12
Assertion (A): HIV infection leads to a progressive decrease in the number of helper T-lymphocytes in the infected person. | Reason (R): HIV enters into macrophages and uses reverse transcriptase to convert its RNA into DNA, which then integrates into the host cell's DNA.
A
Both A and R are true and R is the correct explanation of A.
B
Both A and R are true but R is not the correct explanation of A.
C
A is true but R is false.
D
A is false.
Correct Answer
Option B
Detailed Explanation
While both statements are true, the reason for the decrease in helper T-lymphocytes is due to HIV attacking them directly, not its integration into macrophages.
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