Across
- 3. thick sheet of muscle separating her at and lungs from organs
- 4. complex sugars made by multiple sugar molecules
- 9. one of the ways to treat asthma
- 10. yellowish liquid component of blood
- 11. glucose structure
- 12. chemical reactions to release energy
- 13. made from 20 different amino acids
- 14. alveoli is surrounded by ________
Down
- 1. simple carbohydrate
- 2. the exchange of oxygen and carbon dioxide in an alveoli
- 5. the vitamin that helps brighten skin
- 6. inhale and exhale of air from head to lungs
- 7. net movement of particles down a concentration gradient
- 8. the cell organelle used for aerobic respiration
- 15. a mineral that is found in red blood cells