Across
- 5. stores energy
- 6. green pigment
- 8. web of proteins that provide support
- 9. digests food, takes out waste, fights invaders
- 12. outer layer of an animal cell
- 14. a cell with a nucleus
- 15. gel-like substance
- 17. a cell without a nucleus
- 18. the outer layer of a plant cell
Down
- 1. an organism made of one cell
- 2. small bubble taking things in and out of cell
- 3. small organelles that make proteins
- 4. an organism made of several cells
- 7. the scientist who discovered the cell
- 8. stores chlorophyll and takes in sunlight
- 10. the brain of the cell
- 11. large water storage compartment
- 13. internal passageways
- 16. packages and distributes proteins