B4:Homeostasis

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Across
  1. 3. a hormone found in the pituitary gland
  2. 5. The processing centre
  3. 6. Keeping a steady state in the body
  4. 7. A level that enzymes work best at
  5. 9. Is a key factor in denaturing and health
  6. 11. Happens in the blood vessels when temperatures are high
  7. 12. Happens when body temperature is below 35 degrees
  8. 14. site Also known as lock and key
  9. 15. centre receives and processes information
  10. 19. Most important gas to the body
  11. 20. Feedback Brings the body back to its normal state
  12. 21. A harmful substance found in urine
Down
  1. 1. Controls water levels in the body
  2. 2. Happens to the blood vessels when temperatures are low
  3. 4. happens to enzymes at 37 degrees
  4. 8. A way of releasing energy
  5. 10. Happens across a partially permeable membrane
  6. 13. a form of protein in the body
  7. 16. contain a nucleus and found everywhere inside the body
  8. 17. level an element that has to be kept steady
  9. 18. An artificial for of negative feedback