Across
- 4. A very difficult or unpleasant experience that causes someone to have mental or emotional problems usually for a long time.
- 7. Fear or nervousness about what might happen.
- 9. The treatment of physical or mental illnesses.
- 10. A state of feeling sad.
- 11. The scientific study of how genes control the characteristics of plants and animals.
Down
- 1. /Having two poles.
- 2. A confused or messy state.
- 3. Mental illness in which a person becomes very emotional or excited.
- 5. The organ of the body in the head that controls functions, movements, sensations, and thoughts.
- 6. A state of mental tension and worry caused by problems in your life, work, etc.
- 8. Not happy.