Evolution- Jacob Barton

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Across
  1. 3. The author of the Origin of Species
  2. 6. Selective reproductive changes to improve an organism
  3. 7. Change in the gene pool caused by chance
  4. 8. Organ that is different to ancestors
  5. 9. Animal or plant that has become fitted for the environment
  6. 10. Made the Germ Theory of Disease helping stop the spread of disease
  7. 11. The study of developing embryos
  8. 12. Scientist that study fossils
  9. 16. Organisms arise from nonliving matter
  10. 18. Synthesis of substances by living organism
  11. 19. Scientist that came up with the theory that the earth is 300 million years old
Down
  1. 1. Physical characteristics that is not inherited
  2. 2. Repeated evolution of similar traits in multiple lineages
  3. 4. Species that descent into two or more species
  4. 5. Changing in a species by natural selection
  5. 13. How cells have become more complex by evolution
  6. 14. Remains of an animal in the past era
  7. 15. Body parts from 2 species that are similar because of common ancestor
  8. 17. Studied the origin of life by chemical matter
  9. 20. Evolution resulting in a new species