1.2.1

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Across
  1. 2. energy required
  2. 3. diffusion of water
  3. 5. water molecule
  4. 8. water going out of the cell
  5. 9. opens and closes in passive transport
  6. 11. makes equilibrium
  7. 12. uses transport proteins
  8. 14. substances move from ___ to low concentration
  9. 15. made of phospholipids and proteins
  10. 17. aid substances across the cell membrane
  11. 18. cell membranes are____
Down
  1. 1. no energy required
  2. 4. when the cell could burst
  3. 6. equal parts solute and solvent
  4. 7. small molecules move through the phospholipids
  5. 8. water going into the cell
  6. 10. when the cell gets water removed
  7. 13. solid molecules
  8. 16. outside of the cell