Which of the following statements regarding nk cells is a false or incorrect statement?
nk cells are present in the blood, spleen, lymph nodes, and red bone marrow;
nk cells attack cancer cells and virus-infected body cells;
nk cells attack cells that display abnormal mhc antigens;
nk cells are a type of neutrophil

Incorrect statement is: NK cells are a type of neutrophil

Natural Killer (NK) cells are lymphocytes part of the innate immune system. These cells respond very rapid to changes in organism. Their main functions are to detect early stages of cancer and to kill cells that are infected by virus and tumor cells. Additionally, NK cells secrete cytokines to enhance the further immune response. NK cells recognize infected cells via receptors on their surface.

answer; i believe the correct answer to the above question is ( friction)

you didn't give any options but heres what i can tell you: an inference is likely to change based on additional observations. the latter is something that you have seen or sensed using your sensory organs while the former is like a conclusion out from what you have observed.