Science

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Across
  1. 2. Outer boundary of the cell
  2. 5. high to low movement
  3. 8. Prediction
  4. 10. Found outside of the cell membrane in a plant cell
  5. 11. Contained mass
  6. 12. Factor that is changed in an experiment
  7. 13. Explanation based on observations
Down
  1. 1. diffusion of water
  2. 3. Storage tank for the cell
  3. 4. Directs all cell activities
  4. 6. Smallest unit of an organism
  5. 7. Green pigment in plant cells
  6. 9. Stage in which sell grows into mature size