Across
- 2. Shows link to common ancestor
- 5. Physical structures
- 8. Occurs when a small group colonizes in a new habitat
- 11. Descending from ancient organisms
- 13. Organisms better suited to their enviroment
- 14. Where Darwin Studied
- 17. One extreme is best
- 19. Descendants with changes
- 21. Live in same place at same time
- 24. Average is best
- 25. Study of genes
Down
- 1. Remains of plant or animal
- 3. Competition among species
- 4. Genetically related by behaviors
- 6. Selection by humans
- 7. Both extremes are best average is bad
- 9. Derived by ancestors all alike
- 10. Early stage of embryos
- 12. Inherited characteristics
- 15. Variation in a gene sequence
- 16. Well tested explanation
- 18. Physical characteristics
- 20. Ability to survive
- 22. Proposed Evolution and Natural selection
- 23. Evidence Darwin did NOT have