Across
- 6. diffusion of water
- 7. tissues come together to form this
- 9. a region on an enzyme where the substrate binds
- 10. water-loving
- 13. when an enzyme becomes unusable
- 15. no energy is required for transportation
- 17. some things are allowed to enter whilst others are not
- 20. the energy required to fulfill the reactions of your metabolism
- 21. the last level of organization
Down
- 1. water-loathing
- 2. the piece that fits into an enzyme like lock and key
- 3. molecules when they move from highly concentrated areas to areas with lower concentration
- 4. a molecule containing a hydrophilic head and hydrophobic tail
- 5. organs combine to form this system
- 6. molecules form this third level of organization
- 8. atoms combine to form these structures
- 11. a protein that a substrate will bind to
- 12. the completion of a substrate binding to an enzyme
- 14. cells combine to form this fifth level of organization
- 16. energy is required for transportation
- 18. the single smallest unit of matter
- 19. the basic unit of life
