Behave Crossword Puzzle

12345678910111213141516171819202122
Across
  1. 4. (a natural or innate behavior in animals)
  2. 6. (segments of DNA)
  3. 7. (the junction between two nerve cells)
  4. 11. (relating to hormones)
  5. 13. (a type of cell in the nervous system)
  6. 15. (a neurotransmitter)
  7. 16. (feelings of pity and sorrow for someone else's misfortune)
  8. 18. (a medical imaging technique)
  9. 19. (a neurotransmitter)
  10. 21. (a hormone)
  11. 22. (a hormone)
Down
  1. 1. (a natural instinctive state of mind deriving from one's circumstances)
  2. 2. (the customs, arts, social institutions, and achievements of a particular nation)
  3. 3. (a brain region)
  4. 5. (a nerve cell)
  5. 8. (the ability of the brain to change and adapt)
  6. 9. (a chemical messenger in the body)
  7. 10. (principles concerning the distinction between right and wrong or good and bad behavior)
  8. 12. (a medical test)
  9. 14. (a learning process)
  10. 17. (a hormone)
  11. 20. (a bundle of fibers)