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1. what is negative feedback?

  • when your body shut down because of changes to the body
  • a response that counteracts changes to the bodies environment
  • when you are too cold
  • bad things said by a teacher
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Other questions in this quiz

2. which part of the eye detects light?

  • cornea
  • lens
  • retina
  • iris

3. which of these does smoking not cause?

  • smokers cough
  • poor eyesight
  • low birth weight babies
  • cancer
  • heart disease

4. what is the role of insulin?

  • controls blood sugar levels
  • boosts blood sugar levels
  • lowers blood sugar levels
  • produce glucose

5. what is an enzymes optimum temperature?

  • 73oC
  • 38oC
  • 37oC
  • 36oC




have you even read an aqa biology book, some of that is physics and some isnt even aqa



pretty sure that insulin lowers blood sugars and doesnt control it, as if you have to much then it doesnt put your sugars up you just pass out

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