Across
- 2. disease caused by uncontrollable cell growth.
- 5. removing a sample of tissue for testing.
- 7. electromagnetic radiation from sun.
- 9. red inflamed skin caused by sun exposure.
- 10. largest organ the body.
- 11. cluster of melanocytes.
- 12. what a tree casts during the day.
Down
- 1. pigment that gives your skin its color.
- 3. cell death.
- 4. protection from UV.
- 6. skin cancer caused by over exposure to UV radiation.
- 8. man made device that emits ultraviolet radiation. (two words)