Zoology-AIDS
NEET Zoology AIDS MCQ Question
Type: MCQ-numerical-Hard-Class 12
If a person's body initially has 1000 helper T-lymphocytes per microliter of blood, and they experience a 5% decrease in these cells each year due to HIV infection, how many helper T-lymphocytes per microliter would they have after 10 years?
A
598
B
695
C
723
D
951
Correct Answer
Option B
Detailed Explanation
The number of helper T-lymphocytes decreases by 5% each year. After 10 years, the number is computed as 1000 * (0.95^10) ≈ 695.
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