Science Crossword

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Across
  1. 6. a microscopic single-celled organism
  2. 8. Fat cell
  3. 9. a piece of code which is capable of copying itself
  4. 11. a solution having the same osmotic pressure
  5. 12. tending to repel or fail to mix with water.
  6. 13. membrane around the cytoplasm of a cell.
  7. 14. the spreading of something more widely.
  8. 15. allows certain substances to pass but not all
  9. 16. having a lower osmotic pressure
  10. 18. spontaneous passive transport
Down
  1. 1. the movement of ions or molecules with energy
  2. 2. Molecule attracted to water
  3. 3. A capsid is the protein shell of a virus
  4. 4. higher osmotic pressure
  5. 5. movement of ions or molecules without energy
  6. 7. an organism consisting of a cell or cells
  7. 10. thin polar membrane made of two layers of lipid molecules
  8. 17. less concentrated solution into a more concentrated solution