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1. In ____ selection, individuals with both extreme forms of a trait are at a selective advantage.
2. The spotted touch-me-not, a flowering plant, has seed pods that burst open when touched and forcefully eject their seeds. Such an adaptation is favorable because it
A. aids in the dispersal of the species.
B. attracts insects that aid in pollination.
C. prevents germination within the seed pod.
D. can cause genetic changes to occur.
3. Which concept was not included in Charles Darwin ' s theory of natural selection?
A. survival of the fittest
B. struggle for existence
C. overproduction of offspring
D. punctuated equilibrium
4. Define microevolution. Explain how the bottleneck effect and the founder effect each affect microevolution. Be sure you demonstrate your understanding of these three concepts in your answer.