Review - Mechanisms of Evolution
Which mechanism of evolution is represented by the
following examples?
A male peacock displays his feathers to win over a female.
Non-random Mating
A deer migrates from Knox Mountain and joins a different
population of deer that live on Dilworth Mountain.
Gene Flow
Male moose use their large antlers to fight over females.
Natural Selection
An increase in rain turned a dry forest green. In response
beetles changed from a brown colour to green.
Natural Selection
A change in the genes of a bird caused it to develop a more
favorable beak shape.
Mutation
A plague results in the death of 90% of the population, leaving
only 10% to repopulate their town.
Genetic Drift
Jimmy brings his pet parrots on vacation with him but they
make friends on this new island and leave Jimmy to go home all
alone.
Gene Flow