Biology

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Across
  1. 3. first modern asthma medicines
  2. 8. place where gas exchange happens
  3. 9. slows down heart rate
  4. 13. forms clots that stops bleeding
  5. 14. made from amino acids
  6. 15. a lot of energy produced per molecule
Down
  1. 1. _________are at the bottom of the food pyramid.
  2. 2. net movement of particles
  3. 4. reduce sensitivity of airways
  4. 5. a protein similar to haemoglobin
  5. 6. _______ reduces the chance of getting cancer
  6. 7. glucose can form to make_______
  7. 10. your airway's muscle contracts during a/an _____attack
  8. 11. your body is mostly made of_______
  9. 12. calcium and iron are types of________