N.K Cell provides immunity againts -: (A) Virus, (B) Bacteria, (C) Fungus, (D) Chlamydia
Answer is A. NK cells are considered as an innate immune defence against cells that have lost the expression of ClassI MHC like virus infected cells and malignant cells. Reff: Ananthanarayanan & Panikers textbook of microbiology 9th edition pg: 137