Question

Which of the following examples can cause gene flow between populations?

A) an increase in predators to a population of zebra
B) a volcanic eruption that kills half of a population of mice
C) bird droppings that contain seeds from a different location
D) a person that sprays a toxin on a group of mosquitoes

Answer 1

C

Gene flow is the process by which certain alleles (genes) move from one population to another geographically separated population.

Answer 2

Answer: c. Bird droppings that contain seeds from a different location