A boy happens to put his foot on a rusted nail and the doctor gives him an injection. Most likely he has given
$OPV$
$BCG$
$ATS$
Tetanospasmin
‘Black water fever' is a very serious complication of
Person $^{\prime}A^{\prime}$ cannot step out of his house. He has to spend his entire life in sterile isolation otherwise, he would quickly contract a fatal infection. This person has almost no effective immune system. This disease is also called as baby in a bubble syndrome. Identify the disease, this person $^{\prime} A ^{\prime}$ is suffering from
The depression of nervous activity is caused by which of the following drug
In the given flow chart, the replication of retrovirus in a host cell is shown. Observe it carefully and fill up the blank $A, B$ and $C$