Assignment task: Worldwide, pest insects destroy a significant portion of food crops. For each new insecticide used, insecticide-resistant insects appear and lead to the development of insecticide-resistant populations. Note: An insecticide is a poison that kills insects.
A) Describe the selective pressure (driver of selection) in the example above and explain the reasoning for your choice.
B) Does the selective pressure (driver of selection) you identified in (A) above, act on the individual or the population? Explain your reasoning.
C) Did any specific individual insect obtain insecticide resistance during their lifetime (after they were born)? Please explain your answer, including a description of how insecticide resistance originated.