Which of the following examples describes genetic drift?
A) A forest fire kills all plant life south of a highway.
B) Rabbits with longer fur survive the winter.
C) Insects resistant to insecticide survive crop dusting.
D) Colorful lizards living on brown leaves are most often eaten by predators.
E) Plants with larger flowers attract more butterflies than plants with smaller flowers.

Question

Quizplus · Accepted Answer

Genetic drift refers to random changes in the frequency of alleles in a population, often due to chance events. A forest fire killing all plant life south of a highway is an example of a random event that can cause genetic drift by reducing genetic variation in the surviving population.

Which of the Following Examples Describes Genetic Drift