Across
- 6. one common ancestor that evolves into an array of different species
- 7. had oxygen
- 8. time-change
- 14. the process that Charles Darwin made
- 16. ex. lighter moths more viable and competitiondators
- 17. evolution over a short period
- 18. ex.the difference in the flinches beaks
- 19. no nucleus
Down
- 1. the strongest are able to survive
- 2. inherited characteristics that increase an organism the ability of an individual to survive
- 3. similar characteristics that came from common ancestors
- 4. prey avoiding being seen and eaten by using camouflage, speed, smell, etc.
- 5. over a long period
- 9. ex. darker moths more visible and eaten by predators
- 10. competing for food
- 11. structures from different species with similar functions
- 12. for food, mates, space, resources
- 13. Relative Absolute Dating Rock Layers
- 15. environments ex. weather