biology

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Across
  1. 2. tubes from the trachea leading to your lungs
  2. 5. process by which food is broken down into simpler substances
  3. 7. name of the pigment in plants that absorbs light for photosynthesis
  4. 9. process by which carbon dioxide is removed from the body
  5. 11. name of the tiny air sacs in the lungs where gas exchange occurs
  6. 12. though slippery membranes surrounding the lungs
  7. 14. name of the muscle that separates the chest cavity from the abdominal cavity
  8. 15. term for the process by which air is drawn into the lungs
  9. 17. process by which air is expelled from the lungs
  10. 18. name of the organelle where aerobic respiration takes place in cells
  11. 19. name of the process by which plants make glucose using energy from the sun
Down
  1. 1. process by which oxygen and carbon and carbon dioxide are exchanged between the lungs and blood
  2. 3. name of the molecule that carries oxygen in red blood cells
  3. 4. the molecule that is broken down during glycolysis
  4. 6. gas used by cells during aerobic respiration
  5. 7. process by which oxygen is transported from the lungs to the body tissues
  6. 8. also known as windpipe
  7. 10. process by which cells convert glucose into energy
  8. 13. type of organisms use anaerobic respiration as their primary source of energy
  9. 16. the waste product(lactic acid)aerobic respiration is what