22. Evolution of Populations
Genetic Variation
Multiple Choice
Multiple ChoiceBirds with average-size wings survived a severe storm more successfully than other birds in the same population with longer or shorter wings. If severe storms occur regularly, then over time, one should expect these storms to bring about __________.
A
the bottleneck effect
B
directional selection
C
gene flow
D
disruptive selection
E
stabilizing selection
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