Haemoglobin is having maximum affinity with
$C{O_2}$
$N{H_3}$
${O_2}$
$CO$
The factor responsible for cirrhosis of liver is
Cancer can be caused by the use of
Do you think that friends can influence one to take alcohol/drugs? If yes, how may one protect himself/herself from such an influence?
Opium is obtained from
Cocaine is the native to