Across
- 3. surrounds and takes in materials
- 4. same concentration
- 5. thin/flexible regulates what enters the cell
- 8. lesser concentration of solutes
- 10. some can pass through not others
- 11. high to low concentration
- 13. moves from low to high concentration/uses energy
- 14. difference in concentration across space
- 15. diffusion of water through selectively permable
- 16. are where more concentrate to less
Down
- 1. cell membrane engulfs large particles
- 2. greater concentration of solutes
- 6. pass across through membrand channel
- 7. expel waste
- 9. three basic parts
- 12. describes arrangement of molecules