Who is known as the father of passive immunity?

Define and explain the functions of $B$-lymphocytes and $T$-lymphocytes.

What is the full form of $HLA$?

$A$ person who met with a road accident is likely to develop tetanus. He is immunized by administering:

In higher vertebrates,the immune system can distinguish self-cells and non-self. If this property is lost due to genetic abnormality and it attacks self-cells,then it leads to

During vaccination,which of the following are produced in the body?