Unit 3 - Quiz 2 Review

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Across
  1. 6. the organ within the digestive system responsible for digestion through the use of enzymes and acids
  2. 7. the vessels within the circulatory system which are the site of diffusion between blood and body cells
  3. 9. a gas that acts as a reactant for aerobic cellular respiration
  4. 10. during diffusion, molecules will move towards this concentration
  5. 11. a specific type of model in which one enzyme specifically fits with a substrate
  6. 13. an input that binds to an enzyme
  7. 14. the energy molecule used by cells for life processes
  8. 15. the symbol for this element is "O"
  9. 16. the structure within the circulatory system that pushes blood around the body
  10. 19. the organ within the digestive system responsible for water absorption
  11. 21. the symbol for this element is "N"
  12. 22. the process by which food is broken down into its simplest forms to be absorbed by the body \
  13. 23. a biomolecule that contains carbon, hydrogen, oxygen and nitrogen; when broken down amino acids are made.
Down
  1. 1. the system that acts as an internal highway system for the body to deliver essential materials and remove wastes
  2. 2. the system that takes in oxygen and removes carbon dioxide as gases
  3. 3. what comes out of a chemical reaction
  4. 4. a biomolecule that consists of carbon, hydrogen and oxygen; it is meant as a source of energy and breaks into simple sugars.
  5. 5. the organ within the digestive system responsible for digestion and absorption.
  6. 8. the symbol for this element is "H"
  7. 12. the movement of evenly distributed molecules on both sides of the cell membrane
  8. 16. during diffusion, molecules will move from this concentration.
  9. 17. the spreading of molecules from an area of high concentration to an area of low concentration without the use of ATP energy.
  10. 18. the symbol for this element is "C"
  11. 20. a chemical catalyst that increases the rate of reactions.