biology

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