1. In _____________ selection, individuals with both extreme formsof a trait are at a selective advantage.
2. The spotted touch-me-not, a flowering plant, has seed pods thatburst open when touched and forcefully eject their seeds. Such anadaptation 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 ofnatural selection?
A. survival of the fittest
B. struggle for existence
C. overproduction of offspring
D. punctuated equilibrium
4. Define bottleneck effect and founder effect. Explain how eachdiffers in its effect on microevolution.
5. Because of prolonged drought, the trees on an island areproducing nuts that are much smaller with thicker and hardershells. What will happen to the birds that depend on the nuts forfood? Of the three general outcomes of natural selection, thisexample illustrates ____________.
1. In _____________ selection, individuals with both extreme formsof a trait are at a selective advantage.
2. The spotted touch-me-not, a flowering plant, has seed pods thatburst open when touched and forcefully eject their seeds. Such anadaptation 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 ofnatural selection?
A. survival of the fittest
B. struggle for existence
C. overproduction of offspring
D. punctuated equilibrium
4. Define bottleneck effect and founder effect. Explain how eachdiffers in its effect on microevolution.
5. Because of prolonged drought, the trees on an island areproducing nuts that are much smaller with thicker and hardershells. What will happen to the birds that depend on the nuts forfood? Of the three general outcomes of natural selection, thisexample illustrates ____________.
