Give differences: $T$-lymphocytes and $B$-lymphocytes
Identify $X$ from Figure
The old worn out $RBCs$ are filtered out by
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 |
Antivenom injection contains preformed antibodies while polio drops that are administered into the body contain