Quinine used for treatment of malarial fever, is extracted form
Atropabelladona
Cinchona officinalis
Aconitum napellus
Rauwolffiaserpentina
$X-$rays are used in
$A$ : Live attenuated vaccine is better in terms of immunity provided to the recipient.
$R$ : As secondary lymphoid organs, example peyer's patches are stimulated to protect the individual.
Which of the following is an opiate narcotic
$B.C.G.$ vaccine is used against
Which one of the following depresses brain activity and produces feelings of calmness, relaxation and drowsiness