Across
- 5. the changing of an organism to its surroundings
- 7. structures that are similar in ancestors and present organisms
- 12. traits that develop during life
- 13. the animal that Darwin studied on the islands
- 14. a French chemist and microbiologist renowned for his discoveries
- 15. when animals are no longer present
- 17. middle of all life length for an organism
- 18. when two species evolve together
- 19. structures that no longer work but worked in a common ancestor
- 20. process by which evolution occurs with interaction
Down
- 1. the father of evolution
- 2. fossil that can only be seen with a microscope
- 3. theory of adaptation of life
- 4. the change in the frequency of a gene variant in a population due to random sampling of organisms
- 6. remains of an animal, or impression of existence
- 8. names of Darwin's famous book
- 9. name of islands Darwin studied on
- 10. production of living organisms from nonliving matter
- 11. the animal that survives by adaptation
- 12. structure with a similar function of two different animals
- 16. synthesis if substances of living things