Evolution Crossword

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Across
  1. 2. Body parts that are structurally similar in related species
  2. 3. Change in the genetic material of a cell
  3. 8. The millions of fossils that scientists collected
  4. 9. A structure that is reduced in size and has little or no function
  5. 11. His idea of evolution was WRONG
  6. 12. A trait or novel process that helps an organism survive and reproduce
  7. 13. A well-tested concept that explains a wide range of observations
  8. 14. Diagram of the relationship between the species
Down
  1. 1. The theory that species evolve during short periods of rapid change
  2. 4. The scientist who came up with the theory of evolution
  3. 5. Survive if better adapted to environment
  4. 6. The theory that evolution occurs slowly but steadily
  5. 7. The gradual change in species over time
  6. 9. A difference between individuals of the same species
  7. 10. The last shared common ancestor on the branching tree of evolution