Kala azar is caused and transmitted respectively by
Leishmania and Phlebatomus
Trypanosoma and sand fly
Leishmania and tse-tse fly
Trypanosoma and Glossina palpalis
$A$ - Smoking is associated with increased incidence of cancer of lung
$R$ - It increase $CO$ content in blood and reduce the concentration of haembound oxygen
Which of the following is related to humoral immunity?
What is the main cause of concern for today's youth ?
In sickle cell anaemia, the death is caused when the lethal genes are present in
Smack is a drug obtained from the