Across
- 3. area of knowledge, theory
- 5. taking in a chemical through your cells and tissue
- 6. between
- 7. up, against or back
- 9. force being put on an object
- 10. transporting oxygen to your cells and tissue
- 11. chemical reaction involved in keeping cells alive
- 16. cutting
- 17. the breakdown of food molecules
- 18. nature
Down
- 1. relating to nature
- 2. the same
- 4. a chemical that causes stress
- 5. the conversion of absorbed food into the body
- 7. before
- 8. within
- 12. waste products being removed from the body
- 13. organs that all do a similar function
- 14. after
- 15. cells that all do a similar function