Definitions / Explanation : Active immunity & Passive immunity
When antigen is introduced to host body, the antibodies are formed. This type of immunity is known as active immunity.
Prepared antibodies which are used to save lives of people are introduced in body. This types of immunity is known as Passive immunity
‘Second line of defence' is known as
Grafted kidney may be rejected in a patient due to
Given below the diagrammatic representation of lymph nodes
Label $A, B$ and $C$
$A$ : Colostrum is a very efficient means of transferring immunity to a newborn.
$R$ : IgM from mother’s milk protects the baby from the respiratory infection usually affecting in young age.