Natural Selection Speciation Lesson

Open Ended

In your own words summarize Genetic Drift

Fill in the Blanks

Survival of the

is the idea that organisms with favorable traits for their environment will survive and reproduce

Multiple Choice

Which of these best illustrates natural selection?

• An organism with favorable genetic variation will tend to survive and breed successfully

• A population monopolizes all of the resources in its habitat, forcing other species to migrate

• A community whose members work together to utilizes all existing resources and migratory routes

• The largest organism in a species receive only breeding opportunities.