Across
- 2. requires oxygen
- 5. meat eater
- 6. takes excess amino acids from the breakdown of protein
- 12. breakdown of food
- 13. creating energy
- 15. elimination of undigested foods
- 16. production of offspring
- 17. plant eaters
- 19. taking in food
Down
- 1. all chemical process that help us maintain homeostasis
- 3. maintain balance of internal state
- 4. living thing
- 7. elimination of waste
- 8. eat plants and meat
- 9. needed to make hemoglobin
- 10. movement
- 11. filter out urea
- 14. lowers blood sugar
- 18. respiration