Across
- 4. molecules that easily mix with water
- 7. equal sharing of electrons
- 8. unequal sharing of electrons
- 10. bond that doesn't share electrons
- 13. a type of transport that requires energy
- 14. maintain cell shape
Down
- 1. molecules that don't mix well with water
- 2. has one tail
- 3. responsible for cell recognition
- 5. restrict motion
- 6. a chemical example is soap
- 9. has two tails
- 11. surface protein
- 12. a type of transport that doesn't require energy