Evolution Crossword

1234567891011121314151617181920212223
Across
  1. 1. gets credit for explaining how evolution happened
  2. 3. a measure of how all the adaptations of an organism help it survive
  3. 7. the normal way most things grow and age, such as science teachers losing their hair
  4. 9. _______ breeding of dogs gave us many different breeds
  5. 10. _________ selection says the fittest have a better chance to live
  6. 11. whales have _______ bones in their flippers
  7. 12. same parts in the same place with the same or different jobs
  8. 15. this kind of evolution everyone agrees happens
  9. 18. __________ have vestigial structures that disappear before birth
  10. 20. _________ is a mistake made copying DNA
  11. 21. your fitness can change if you move to a new __________
  12. 22. useless parts
  13. 23. differences that are inherited
Down
  1. 2. a variation that helps one survive in ones environment
  2. 3. the shorter the generation time is the ______ evolution is
  3. 4. the theory that species change over time
  4. 5. the role an organism plays in its environment
  5. 6. different parts or built very differently but the same job
  6. 8. a diagram showing how different organisms are related
  7. 13. the opposite is punctuated equilibrium
  8. 14. __________ is when organisms struggle to get the same stuff
  9. 15. this kind of evolution results in a new species
  10. 16. older fossils are found _______ in the rocks
  11. 17. ______ the kinds of rocks where fossils are found
  12. 19. ____ reproduction results in faster evolution than asexual reproduction
  13. 20. a caterpillar turning into a butterfly is an example.