Chapter 3 - Key words

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Across
  1. 2. Tiny pores on leaves that allow gas exchange.
  2. 3. A cell is ..... when the membrane pulls away from the cell wall.
  3. 8. Adjective for energy of moving objects.
  4. 11. Small finger-like projections in the small intestine that increase surface area.
  5. 12. Transport in which particles move from low to high concentration using energy.
  6. 13. A solution with high water potential is a …. solution.
  7. 14. Net movement of water from high to low water potential through a partially permeable membrane.
  8. 15. Net movement of particles from a region of higher concentration to a region of lower concentration.
  9. 17. ……. pressure is the pressure of water pushing outward on a plant cell wall.
  10. 18. A solution with high water potential is a …..solution.
  11. 19. when a plant cell is tight and firm.
Down
  1. 1. Process by which plants make glucose using light, CO₂, and water.
  2. 4. Tiny air sacs at the end of the bronchioles.
  3. 5. Smallest blood vessels where exchanges occur.
  4. 6. Smallest pieces of a substance: ions, atoms, molecules.
  5. 7. Soft plant cell lacking pressure.
  6. 9. An imaginary slope from high concentration to low concentration.
  7. 10. adjective for the variable you measure during the experiment.
  8. 16. adjective for the variable you change in the experiment.