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Evolution
Unit 4
| Term | Definition |
|---|---|
| evolution | Change in a species over time |
| natural selection | happens naturally; Individuals have inherited beneficial adaptations |
| adaptation | Allows organism to survive in their environment |
| artificial selection | Humans modify a species by breeding |
| Sedimentary Rocks | Layered Rocks where we may find fossils |
| Body Fossils | Fossil that wasn't dramatically altered |
| Trace Fossils | Preserved signs of activity or behavior |
| Theropods | Dinosaurs that walked on 2 legs |
| Cast Fossils | Hollow Mold of an organism |
| Microfossils | Tiny fossils seen with a microscope |
| ancestors | person or creature from whom one is descended or who lived in the past, or a person who came before |
| Charles Darwin | Father of Evolution |
| fossil | Trace or remains of an ancient organism |
| Galapagos Island | Famous Islands visited by Darwin |