A) decrease in the number of killer T-cells
B) decrease in the number of suppressor T-cells
C) decrease in the number of helper T-cells
D) increase in the number of helper T-cells.
Correct Answer: D
Solution :
: AIDS is caused by human immuno deficiency virus (HIV). This HJV virus infects helper T lymphocytes which are responsible for the initiation of all immunological responses to pathogens. Following infection by HIV there is gradual decline of helper cell population, resulting in gradual and increasing failure of most aspects of immune function.
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