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