Across
- 4. A powdery substance released by the flowers of some plants
- 5. Diseases that are present continuously
- 9. Substances that cause allergic responses
- 10. Reduces the strength of the heart
- 11. An extreme sensitivity to a substance
Down
- 1. Diseases present at birth
- 2. The passing of traits from parents to their biological children
- 3. Diseases that cant be spread from person to person
- 6. High blood pressure
- 7. A disease that prevents the body from converting food into energy
- 8. Causes air passages to become narrow or blocked