Chapter 14: Principles of Evolution

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Across
  1. 6. Structures the serve no apparent purpose
  2. 7. Rock fragments that resemble parts of living organisms
  3. 8. A concept which stated that there was no need to invoke catastrophes to explain the findings of geology. It stated that rocks were just evidence of ordinary processes occurring repeatedly over long periods of time.
  4. 9. The change over time in the characteristics of populations
  5. 11. Structures that are non homologous but very outwardly similar
  6. 12. Structures that have the same evolutionary origin despite any differences in function or appearance
Down
  1. 1. Processes in which bodies of living organisms are modified through the use or disuse of parts and modifications are inherited by offspring.
  2. 2. A process where individuals with advantageous traits survive the longest and leave the most offspring
  3. 3. The breeding of domestics plants and animals to produce specific desirable features
  4. 4. Convergent evolution is when natural evolution causes nonhomologous structures with similar functions to resemble one another
  5. 5. All the individuals of one species in a particular area
  6. 10. A theory proposed by georges cuvier that hypothesized that a vast amount of species was made and successive catastrophes produced layers of rock and destroyed many species, making some fossils. He theorized that modern organisms were the ones that survived the catastrophes