Which one of the following is a stimulant
LSD
Cocaine
Opium
Heroin
Magic bullets are the
Secondary metabolites such as nicotine, strychnine and caffelne are produced by plants for their :
Lysozyme that is present in perspiration, saliva and tears, destroys
Compare the life style of people living in the urban areas with those of rural areas and briefly describe how the life style affects their health.