The model shows the process of evolution at work in a population of aphids with varying amounts of pesticide resistance. Select ALL of the requirements for evolution to occur.

Question

Responses
A Sexual reproduction must occur.
B The final population is purely random.
C Genetic variation must exist in the population.
D Those with the highest pesticide resistance reproduced.
E Only those with the highest pesticide resistance level survived exposure to the pesticide.

Answer 1

A Genetic variation must exist in the population.
D Those with the highest pesticide resistance reproduced.
E Only those with the highest pesticide resistance level survived exposure to the pesticide.