1. 7 Chapter 15

2. Charles Darwin

3. Ideas of Darwin’s time:

4. Darwin and the Galapagos Islands

5. The Galapagos Islands

6. His findings led him to believe that organisms change over time…

7. Geology ideas of the time…

8. Georges Cuvier

9. Catastrophism

10. Charles Lyell Uniformitarianism

11. If the earth could change over time…

12. Jean Baptiste Lamarck 1744-1828

13. Lamarck’s theory explained how organisms changed BUT that they changed in a lifetime.

14. Inheritance of Acquired Characteristics

15. One giraffe stretches its neck more to reach leaves. Over time, the neck becomes longer and then the babies are born with longer necks as well. Theory of Use and Disuse