examine the data (from 1959) displaying the percentage of ddt resistance in insect populations. what statement best explains the trend seen in the data in terms of evolution?

B)DDT resistant mosquitoes existed in the population. The presence of DDT selected for mosquitoes that survived the application. Those resistant mosquitoes reproduced with more success.

Explanation:

DDT resistant mosquitoes existed in the population. The presence of DDT selected for mosquitoes that survived the application. Those resistant mosquitoes reproduced with more success. Two major components of natural selection are increased survival and reproductive success. DDT selected for the resistant mosquitoes. DDT does not induce mutations or changes, but rather selects for phenotypic variation that ALREADY exists.

answer; ///i believe that the correct answer is (a) specialized cells)

he is very short, and he can only reach halfway up on the elevator buttons. but on a rainy day, he has his umbrella with him, and he uses it to poke the button at the top.