............. Technology is useful in Vaccines production
Recombinant $DNA$
$PCR$
$A$ and $B$ both
None of the above
$R.B.C.$ in adult are formed
Draw a well-labelled diagram of an antibody molecule.
Define : Autoimmunity
In higher vertebrates, the immune system can distinguish selfcells and non-self. If this property is lost due to genetic abnormality and it attacks selfcells, then it leads to
What does the term 'memory' of the Immune system mean ?