Which of the following cells are associated with immune system of body
Neutrophils
Macrophages
Lymphocytes
All of these
Select the correct pair
Column $- I$ | Column $- II$ |
$(A)$ Physiological barrier | $(1)$ Skin |
$(B)$ Cellular barrier | $(2)$ Macrophages |
$(C)$ Physical barriers | $(3)$ interferons |
$(D)$ Cytokine barriers | $(4)$ Tears |
$(5)$ Mucus |
Which of the following immune responses is responsible for rejection of kidney graft?
The term ’active immunity' means
The old worn out $RBCs$ are filtered out by
Select the incorrect statement with respect to acquired immunity.