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Homeostasis and thermoregulation

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Question 13

The diagram shows a cross-section of human skin blood vessels.

Human skin blood vessels showing Structure X and Structure Y

Explain how Structure X and Structure Y function to help cool the body down when the external temperature is very high.

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Homeostasis and thermoregulation Questions

  1. GCSE
  2. /Biology
  3. /Homeostasis and thermoregulation