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Name:_____________________________ Icons of Science: Evolution Student Accountability Sheet As you watch the video answer the following questions. 1. What is natural selection? 2. In at least two sentences describe how the Galapagos Islands influenced Darwin’s idea of natural selection. 3. Differentiate the three types of natural selection. 4. How did the moth example in the video demonstrate Darwin’s idea of natural selection? 5. What is altruism? Give two examples. 6. What role does sexual selection play in natural selection? 7. What is a species? 8. What is evolution? 9. What is speciation? List at least one way new species may be formed. 10. Compare and Contrast Allopatric speciation vs. Sympatric speciation. 11. Compare and Contrast Convergent Evolution vs. Divergent Evolution. 12. Summarize evolution in seven words. 13. What was the importance of the Miller/Urey experiment? 14. Describe how DNA can be used to compare two organisms? 15. Why do beneficial mutations spread throughout a population? 16. Are all mutations that cause organisms to adapt beneficial?