Across
- 4. Green light-absorbing pigment
- 5. Selective barrier around the cell
- 8. Stable internal balance
- 9. Smallest unit of life
- 13. Makes proteins
- 15. Internal support network
- 17. Control center containing DNA
- 18. Modifies and packages molecules
- 20. Cell type with a nucleus
- 22. Rigid outer layer in plant cells
- 24. Process plants use to make sugar
- 25. Jelly-like interior of the cell
Down
- 1. Movement across membrane
- 2. Produces ATP energy
- 3. Molecule built by ribosomes
- 6. Genetic material of the cell
- 7. Allows some materials through
- 10. Storage compartment
- 11. Small transport sac in cells
- 12. Study of living things
- 14. ER with ribosomes attached
- 16. ER that makes lipids
- 19. Specialized structure inside a cell
- 21. Site of photosynthesis
- 23. Main energy molecule