The old worn out $RBCs$ are filtered out by
Kidney
Liver
Spleen
Heart
Assertion : Interferons are a type of'antibodies produced by body cells infected by bacteria.
Reason : Interferons stimulate inflammation at the site of injury.
Draw a well-labelled diagram of an antibody molecule.
Explain Acquired immunity.
Given below are two statements :
Statement $I:$Autoimmune disorder is a condition where body defense mechanism recognizes its own cells as foreign bodies.
Statement $II:$Rheumatoid arthritis is a condition where body does not attack self cells.
In the light of the above statements, choose the most appropriate answer from the options given below:
When an organ is transplanted and is rejected by the body, the lymphocytes are produced by