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Name: ______________________________ EVOLUTION NOTES Pd: ____ Ast: _____ Charles Darwin - 1. What idea did Charles Darwin, along with other scientists before him, struggle with? o 1. Answer: - 2. What did Darwin do for a living? o 2. Answer: - 3. Where was Darwin when he had his breakthrough? o 3. Answer: - 4. What did Darwin notice that led to his breakthrough? o 4. Answer: Darwin’s Theory - 5. Describe the relationship that Darwin observed about the traits of each species in the Galapagos. o 5. Answer: - 6. Use the Galapagos Tortoise as an example to describe this relationship. o 6. Answer: - 7. Slight differences in traits among members of a species are called ____________________. o 7: Answer: 8. Explain how food is a “LIMITING RESOURCE”. o 8. Answer: - - 9. Describe the likely outcome if a tortoise has a beneficial variation. o 9 Answer: Natural Selection - 10. NATURAL SELECTION: Individuals within a population that possess ____________________ which help them ____________________ in their environment tend to __________ _______________, ____________________ _______________, and ____________________ __________ than individuals that do not have the ____________________ __________. o 10. Answer: Adaptations - 11. What is an ADAPTATION? o 11. Answer: - 12. ____________________ adaptations involve color, shape, and other physical characteristics o Example: - 12. Answer: - 13. ____________________ adaptations involve the way organisms behave or act. o Example: - 13. Answer: - 14. ____________________ adaptations involve internal body systems that affect biochemistry. o Example: - 14. Answer: Environmental Interactions - 15. ____________________ is an adaptation that aids an organism in blending in with its environment. o 15. Answer: - 16. _______________ is an adaptation in which one species resembles another to achieve some benefit. o 16. Answer: - 17. What can happen to species that cannot adapt to changes to the living and non-living factors within the environment? o 17. Answer: Natural Selection vs. Artificial Selection - 18. How is the theory of natural selection backed up by the diversity of organisms we observe on Earth? o 18. Answer: - 19. Intentionally mating (breeding) organisms for desirable characteristics is called ____________________ ____________________. o 19.Answer: - 20. What is the difference between natural selection and artificial selection? o 20. Answer: