Across
- 3. / alert immune system
- 6. / only in epithelial tissue
- 9. / between skin
- 10. Junctions / prevent bacterial invasion
- 11. / temperature
Down
- 1. / most active form of vitamin day
- 2. / releasing of sweat onto the skin
- 4. / hinder evaporation
- 5. / aided by UV light
- 7. / within the skin layer
- 8. / sweat
- 12. / helps lower body temperature
