Across
- 3. requires transport protein
- 7. the amount of a substance relative to volume
- 8. monitors what goes in and out of the cell
- 9. acts as an antenna for the cell
- 11. molecules that have equal sharing of electrons
- 13. molecules that have unequal sharing of electrons
- 15. movement of molecules from low to high concentrations
Down
- 1. does not require transport protein
- 2. fuses with the molecules its taking to bring it inside
- 4. a difference in concentration between two sides of the membrane
- 5. any molecules other than water, lipids, proteins, and cytoplasm
- 6. Transport movement of molecules from high to low concentrations
- 10. solute dissolved in H2O
- 12. stabilizes the membrane
- 14. when the concentration on both sides of the membrane is equal