All of the following are true regarding NK cells EXCEPT

All of the following are true regarding NK cells EXCEPT 



A) they are a type of lymphocyte.
B) they are found in tissues of the lymphatic system.
C) they have the ability to kill infected body cells and some tumor cells.
D) they destroy infected body cells by phagocytosis.
E) they release toxic substances that cause cell lysis or apoptosis.


Answer: D) they destroy infected body cells by phagocytosis.


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