"Graveyard of $RBCs$''
Liver
Spleen
Kidney
All the above
Spleen is
Name the primary and secondary lymphoid organs.
Assertion : Interferons are a type of'antibodies produced by body cells infected by bacteria.
Reason : Interferons stimulate inflammation at the site of injury.
Many microbial pathogens enter the gut of humans along with food. What are the preventive barriers to protect the body from such pathogens ? What type of immunity do you observe in this case ?
$B$-cells are lymphocytes which produce the humoral immunity. These cells are produced by