CELLS

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Across
  1. 2. Flexible boundary controlling what goes in and out of the cell.
  2. 4. Controls what the cell does.
  3. 5. The smallest unit of life.
  4. 8. Organelle where respiration releases energy.
  5. 10. Green pigment used in photosynthesis.
  6. 11. Jelly-like substance where chemical reactions happen.
  7. 12. Rigid support structure in plant cells made of cellulose.
Down
  1. 1. Energy-releasing process that needs oxygen.
  2. 3. Organelle in plants containing chlorophyll for photosynthesis.
  3. 6. Plant cell storage area filled with sugar and salts.
  4. 7. A piece of equipment used to see very small cells.
  5. 9. Living things, such as animals and plants.