Which one of the following is most carcinogenic present in tobacco smoke
Nicotine
Benzopyrene
Caffeine
Tar
(b) Benzpyrene is most carcinogenic present in tobacco smoke.
Which of the following toxic substance is responsible for the chill and high fever recurring every three to four days in malaria?
When a person dies after stung by bee followed by the administration of penicillin, death may be due to
In sickle cell anaemia, the death is caused when the lethal genes are present in
Mark the incorrect statement w.r.t. infection of Entamoeba histolytica
‘Vaccination' was invented by
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