(C) Interferons are a type of cytokine barrier in innate immunity.When a cell is infected by a virus,it secretes proteins called interferons.These int

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(C) Interferons are a type of cytokine barrier in innate immunity.When a cell is infected by a virus,it secretes proteins called interferons.These interferons protect the neighboring non-infected cells from further viral infection.Therefore,virus-infected cells are the source of interferon secretion.

Class 12 Biology Human Health and Disease Immunity

Easy

Which cells secrete interferons?

A
Lymphocytes
B
Phagocytes
C
Virus-infected cells
D
Non-infected cells

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Chapter

Human Health and Disease

Subtopic

Immunity

Match the columns:

Column-$I$ Column-$II$

$(a)$ Physical barrier $(1)$ Skin

$(b)$ Physiological barrier $(2)$ Interferon protein

$(c)$ Cellular barrier $(3)$ Leucocytes

$(d)$ Cytokine barrier $(4)$ Saliva in the mouth

Column-$I$	Column-$II$
$(a)$ Physical barrier	$(1)$ Skin
$(b)$ Physiological barrier	$(2)$ Interferon protein
$(c)$ Cellular barrier	$(3)$ Leucocytes
$(d)$ Cytokine barrier	$(4)$ Saliva in the mouth