34 ms·
Evolution, why DDT wouldn't work. http://en.wikipedia.org/wiki/DDT#Mosquito_resistance http://en.wikipedia.org/wiki/DDT#Mosquito_resistance
by akshayubhat 16y ago
Evolution, why DDT wouldn't work.
http://en.wikipedia.org/wiki/DDT#Mosquito_resistance http://en.wikipedia.org/wiki/DDT#Mosquito_resistance