Which of the Following is True of the T Cell

Question

Which of the following is true of the T cell?
A) It is activated in response to a specific antigen.
B) It engages in cell-mediated combat.
C) Its clones include killer T cells, helper T cells, suppressor T cells, and memory T cells.
D) All of the above are true.

Accepted Answer

All three options are true of T cells. T cells are activated in response to specific antigens, engage in cell-mediated combat, and their clones include killer T cells, helper T cells, suppressor T cells, and memory T cells. Therefore, the correct answer is D, all of the above are true.