evolution

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Across
  1. 2. The most accurate theory on evolution
  2. 5. a got or bad trait that you are born with
  3. 8. when you have to fight for food
  4. 12. a group of a-like organisms
  5. 15. when population growth increases steadily
  6. 16. functions
  7. 19. bones that are very old and
  8. 20. when the growth increases non steadily over time
  9. 21. underground
  10. 25. your environment
  11. 26. when there is a change that an animal gains
  12. 27. parts with same bone set but
Down
  1. 1. when you have more beneficial traits
  2. 3. different bone set but similar
  3. 4. when you have an adaptation thats
  4. 6. the amount of organisms in a species
  5. 7. reproduce more.
  6. 9. organs that lost purpose over time
  7. 10. when a new species is created
  8. 11. the amount of organisms in a
  9. 13. the ancestor everyone has
  10. 14. when you breed to get certain traits
  11. 17. When animals change over time
  12. 18. Was the first of the main three to release their theory
  13. 22. the study of embryos
  14. 23. They came out with their theory a
  15. 24. before Darwin