a small village is infested with mosquitoes. the village was sprayed weekly with an insecticide for a period of several months. the results of
daily counts of the mosquito population are shown in the graph below.
spray program
spray program
ends
thousands of mosquitoes
por acre
o
180
o 170 150
days
which statement best explains the decreased effectiveness of the insecticide?
the insecticide reached chemically with the dna of the mosquitoes and was destroyed
the incidecused mutations that resulted in
unity in the mosquito
mosqu tos restant to the insecticide lived and produced fing
as of the mosquitoes produced antibodies that activated the insecticide