Populations Change

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Across
  1. 4. randomly create new genes good or bad
  2. 8. comparing embryos of different organisms
  3. 12. related based on evolutionary relationship
  4. 16. adaptations providing advantages
  5. 17. type of isolation different mating rituals
  6. 18. selection of mates
  7. 21. natural selection
  8. 22. adaptations like migration, warning calls
Down
  1. 1. type of isolation physically separated
  2. 2. bone structures that are the same
  3. 3. bone structures are different
  4. 5. type of isolation different time or seasons
  5. 6. inherited characteristic that give advantage
  6. 7. comparing bone structures
  7. 9. structures no longer have purpose or use
  8. 10. most accurate evidence of evolution
  9. 11. a change in a gene pool overtime
  10. 13. preserved remains of organisms
  11. 14. randomly removing or killing genes
  12. 15. evolutionary relationship chart
  13. 17. how species scattered across the planet
  14. 19. adaptations like camouflage, claws, teeth
  15. 20. movement of genes between populations
  16. 21. result when species no longer mate