"Graveyard of $RBCs$''
Liver
Spleen
Kidney
All the above
Where are $B\,-$ cells and $T\,-$ cells formed ? How do they differ from each other ?
Immune activities defence mechanism for different diseases is known 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
$A$ - The vaccines generate memory - $B$ and $T$ - cells. $R$ - In vaccination activated pathogens are introduced into the body.
Assertion: Artificially acquired passive immunity results when antibodies or lymphocytes produced outside the host are introduced into a host.
Reason: A bone marrow transplant given to a patient with genetic immunodeficiency is an example of artificially acquired passive immunity.