Across
- 2. its the difference
- 4. something to meet human needs
- 7. often used in guides
- 8. describe many different traits
- 11. an organisms reaction
- 13. the movement of an organisms response
- 14. a chemical that makes you mature
- 17. maintaining a stable balance
- 18. anything that causes change reaction
- 19. the siance of naming
- 20. a movement of a plants response
- 21. hot weather
- 22. big group of same species
Down
- 1. sows that traits change over time
- 3. places they adapt to
- 5. what there body tells them to do
- 6. when a population changes over time
- 9. there heart and temp go down
- 10. when an organism inherits traits
- 12. 1 group of animals
- 15. helps to better study
- 16. change so you can live in that area