Chapter 10: Principles of Evolution

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Across
  1. 4. Process of biological change over generations
  2. 7. Theory that processes that can be seen today also occurred in the past
  3. 8. Members of a group that can interbreed
  4. 10. Theory of dramatic natural events changing
  5. 11. Measure of ability to survive and produce offspring
  6. 12. Theory of how evolution occurs
  7. 13. Features with the same function in two organisms but different recent ancestors
Down
  1. 1. Theory of slow change over long time periods
  2. 2. Beneficial feature that helps survival
  3. 3. Traces or remains of an organism that existed in the past
  4. 5. Remnants of organs that functioned in an ancestor
  5. 6. Choosing particular traits for breeding
  6. 9. Study of fossils