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EVOLUTION Study Guide
Answer the following questions using your Biology Interactive Notebook
1. Define evolution in your own words.
2. State one misconception about evolution.
3. Explain the misconception in Lamarck’s theory of evolution.
4. Define natural selection.
5. "Survival of the fittest" is a common expression. What do you think most people mean by this expression?
6. How would you explain this expression ”survival of the fittest” to help someone understand how natural
selection actually functions?
7. Draw a directional selection graph below and explain
8. Draw a stabilizing selection graph below and explain
9. Draw a disruptive graph below and explain
10. ______________________________= inherited characteristic that increases an organism’s the chances of
survival and reproduction.
11. List the two types of adaptations and give an example of each.
12. List 5 evidences of evolution.
A. _______________________________________
B. _______________________________________
C. ________________________________________
D. ________________________________________
E. ________________________________________
13. What is the difference between an analogous structure and homologous structure?
14. What are the two ways of dating fossils? Explain both.
15. What is the model for slow changes of evolution over time?
16. What is the model for rapid changes separated by no changes over time?
17. ____________________ _______________ is a change in a gene pool due to chance.
18. What are two examples of genetic drift?
a. __________________________________
b. __________________________________
19. Which type of genetic drift is caused by catastrophic events like a natural disaster, habitat loss or
overharvesting?
20. ___________________________________________is the random effect that can occur when a small
population settles in an area separated from the rest of the population and interbreeds, producing a
unique gene pool
21. Describe how mutations can have an effect on the gene pool of a population.
22. Are mutations patterns of natural selection or are they random?
23. What is a vestigial structure?
24. Explain how the following scientists influenced evolution
LAMARCK
DARWIN
LYELL AND HUTTON
WALLACE
MALTHUS
25. What is the difference between allopatric and sympatric speciation?
26. What can the overuse of bacteria lead to?