Alexender Flemming in $1929$ discovered
Penicillin
Streptomycin
Tetracyclin
Chloromycitin
Assertion: $LSD$ and marijuana are clinically used as a analgesics.
Reason: Both these drugs suppress brain function.
‘Valium' is an example of
Oncogene is another name for
Which of the following sets of diseases is caused by bacteria?
Give scientific reasons : Hepatitis $B$ and Bird flu $DNA$ vaccines are called Recombinant $DNA$ vaccines.