Download Chapter 15 and 16 Evolution Review Guide

Chapter 15 and 16 Evolution Review Guide
Answer these questions on a separate sheet of paper. Any answers found on this paper will not receive credit.
1. Darwin’s voyage on the H.M.S. Beagle:
a. When and how long was the voyage?
b. What was Darwin’s job, why was he part of the voyage?
c. What areas did Darwin visit?
d. What observations did Darwin make?
2. Darwin’s influences:
a. How did Hutton and Lyell influence Darwin’s ideas?
b. How did Malthus influence Darwin’s ideas?
3. Lamarck’s Evolution Hypotheses:
a. Describe the idea of Use and Disuse
b. Describe the idea of Inheritance of Acquired Characteristics
c. Why where Lamarck’s hypotheses rejected by the scientific community?
4. What is Evolution?
5. What are fossils?
6. Was Darwin the first person to describe evolution? If not, what was Darwin’s contribution to the theory of
evolution?
7. What is Artificial Selection? Give an example.
8. Darwin used 5 points to explain why natural selection occurs within population. What are those five points? Use
you Natural Selection worksheet activity or look at page 386 to find the 5 point summary.
9. What is Fitness?
10. What is an adaption?
11. What does the principle of common descent state?
12. In class we discussed 5 pieces of evidence for evolution. List the five pieces of evidence and be able to describe
why they support evolution.
13. Why is a homologous structure different then an analogous structure? Which of these is not evidence for
evolution?
14. Give an example of a homologous structure.
15. What is a vestigial structure? Give an example.
16. What is a gene pool?
17. What is the relative allele frequency of the dominant B allele if you have 30%BB, 10%Bb, and 60%bb?
18. What is the ultimate source of new variations within a population?
19. How might existing variations within a species be introduced into a population of that species that was without
that variant before?
20. What is Gene Shuffling?
a. What two processes can result in gene shuffling?
21. What are three ways that Natural Selection can affect the distribution of phenotypes for polygenic traits?
a. Draw and Label the three distribution charts that represent the evolution of polygenic traits.
22. What is genetic drift?
a. What type of population is most likely to experience genetic drift?
b. What is the founder effect?
23. What is genetic equilibrium?
24. What is speciation?
25. Why does speciation occur?
26. How do scientist define individuals of the same species?
27. What are the four isolation mechanisms that can lead to reproductive isolation?
a. Define all four isolation mechanism
b. Give an example for all four isolation mechanisms
28. Use your textbook (pages 408-409) to describe the steps that lead to the speciation of Darwin’s Finches.