Which of the following cells are associated with immune system of body

  • A

    Neutrophils

  • B

    Macrophages

  • C

    Lymphocytes

  • D

    All of these

Similar Questions

‘First line of defence' is known as

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

 

What are pathogens ?
 

Give scientific reasons : Virus infected cells provide innate immunity to other cells.

Definitions / Explanation : Active immunity & Passive immunity