Which of the following statements about natural killer cells is FALSE?
A) They destroy tumor cells.
B) They are stimulated by an antigen.
C) They destroy virus-infected cells.
D) They destroy cells lacking MHC I.
E) None of the answers are correct; all of these statements are true.

Question

Quizplus · Accepted Answer

Natural killer cells are part of the innate immune system and do not require stimulation by a specific antigen to destroy target cells. They can recognize and kill cells that lack MHC I or are stressed, such as tumor or virus-infected cells, without prior sensitization.

Which of the Following Statements About Natural Killer Cells Is