cells

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Across
  1. 3. the material within a living cell
  2. 4. a wall lying outside the plasma membrane
  3. 5. the brain of the cell
  4. 7. an action of breathing
  5. 9. when other organisms use sunlight to synthesise nutrients
Down
  1. 1. an organelle found in a large number of living cells
  2. 2. the organelle where photosynthesis occurs
  3. 3. the membrane surrounding the cytoplasm of a cell
  4. 6. the basic block of all things
  5. 8. any number of structures living in a call