Which of the following immune cells kills infected cells by releasing the lethal protein perforin?
A)NK cells
B)B cells
C)macrophages
D)TH2 cells

Question

Quizplus · Accepted Answer

NK cells are capable of releasing a protein called perforin, which creates pores in the infected cells, ultimately leading to their death. B cells and TH2 cells are involved in the production of antibodies, while macrophages engulf and digest pathogens.

Which of the Following Immune Cells Kills Infected Cells by Releasing