22. Evolution of Populations
Genetic Variation
Multiple Choice
Multiple ChoiceA population of squirrels is preyed on by small hawks. The smaller squirrels can escape into burrows. The larger squirrels can fight off the hawks. After several generations, the squirrels in the area tend to be very small or very large. What process is responsible for this outcome?
A
Stabilizing selection
B
Directional selection
C
Balancing selection
D
Hardy-Weinberg equilibrium
E
Disruptive selection
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