Human Vs sheep

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Across
  1. 3. Where is the pituitary gland located?
  2. 7. What type of cells fight infection?
  3. 9. What do B cells produce?
  4. 10. What do sheep produce to fight disease?
  5. 13. What cells fight infection in sheep?
  6. 16. Hormone released during stress?
  7. 17. What can weaken a sheep's immune system?
  8. 18. What is the middle layer of skin called?
Down
  1. 1. How do sheep defend against pathogens?
  2. 2. Which immune system response is faster, innate or adaptive?
  3. 4. What do antibodies bind to?
  4. 5. What are the "killer" cells of the immune system called?
  5. 6. What is a key component of a healthy sheep immune system?
  6. 8. What type of gland secretes oil?
  7. 11. marrow Where are white blood cells made in sheep?
  8. 12. What do endocrine glands produce?
  9. 14. What is a key component of a healthy sheep immune system?
  10. 15. Can vaccines boost a sheep's immunity?
  11. 17. What is the largest organ in the human body?