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 |
$a-1,5, b-2, 6-2, c-3, d-4$
$a-4, b-2, c-1,5, d-3$
$a-3, b-1,5, c-2, d-4$
$a-4, b-1, c-2,3, d-5$
Name a recombinant vaccine that is currently being used in vaccination program.
Spleen is
The yellowish fluid "colostrum" secreted by mammary glands of mother during the initial days of lactation has abundant antibodies ($lgA$) to protect the infant. This type of immunity is called as
Colostrum, the yellowish fluid, secreted by mother during the Inittlal days of lactation is very essentlal to impart immunity to the newbom infants because it contains
The toxic substances produced by the foreign bodies are known as