Which of the following is not the main function of lymph glands
Forming $WBC$
Forming antibodies
Forming $RBC$
Destroying bacteria
In the figure, structure of an antibody molecule is shown. Name the parts $A,\,B$ and $C$. Show $A,\,B$ and $C$ in the diagram.
‘Second line of defence' is known as
$MALT$ constitutes about _______ percent of the lymphoid tissue in human body.
The immune system which works against self is
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.