Across
- 1. molecules move from high to low
- 4. transport requires energy
- 6. cells lack a nucleus
- 8. active transport, molecules OUT
- 9. feeding
- 10. transport larger molecules in/out
- 13. active transport, molecules IN
- 14. powerhouse of the cell
- 16. solutions cause cells to swell
- 17. solutions have equal concentrations
Down
- 2. controls all cell activities
- 3. cells include plant and animal
- 5. transport does not require energy
- 7. diffusion uses proteins channels
- 11. developed by many scientists
- 12. bi-layer of these in membranes
- 15. cells have higher concentration