The old worn out $RBCs$ are filtered out by
Kidney
Liver
Spleen
Heart
Assertion : Interferons are effective against viruses.
Reason : Proteins which can be synthesized only by genetic engineering are effective against viruses.
Spleen is
What is the role of spleen in Human body?
Antigen binding site in an antibody is found between
Which of the following cells are associated with immune system of body