Across
- 3. Help cells to function properly.
- 5. A tube from nose to chest.
- 6. Transport energy.
- 8. Transport all substance except oxygen.
- 9. Synonyms of sugar.
- 13. Protect eye from night blindness.
- 14. the reactant of aerobic respiration.
Down
- 1. Made from 20 different amino acids.
- 2. It is toxic.
- 4. energy is released from food.
- 6. Relax the muscles around bronchi.
- 7. cannot be cured.
- 10. the cells that has o2.
- 11. large indigestible cellulose.
- 12. A long term energy storage.