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Adv. Bio CH 22
| Term | Definition |
|---|---|
| Evolution | Change in allelic frequency in a population over time. |
| Adaptation | Inherited characteristic of an organism that enhances its survival and reproduction in a specific environment. |
| Natural Selection | A process in which individuals that have certain inherited traits tend to survive and reproduce at higher rates than other individuals because of those traits. |
| Artificial Selection | The selective breeding of domesticated plants and animals to encourage the occurrence of desirable traits. |
| Analogous | Having characteristics that are similar because of convergent evolution, not homology. |
| Convergent Evolution | The evolution of similar features in independent evolutionary lineages. |
| Evolutionary Tree | A branching diagram that reflects a hypothesis about evolutionary relationships among groups of organisms. |
| Pangaea | The supercontinent that formed near the end of the Paleozoic era, when plate movements brought all the landmasses of Earth together. |
| Homology | Similarity in characteristics resulting from a shared ancestry. |