Explain how shivering helps to raise a persons body temperature.
Shivering involves rapid contracting and relaxing of the muscles. This requires energy and so the muscle cells respire in order to release this energy in the form of heat.
AB
Related Biology GCSE answers
All answers ▸This question is about the nervous system. Describe the difference between the function of a receptor and the function of an effector. In your answer you should give one example of a receptor and one example of an effector.
Why is the human heart system described as double circulatory?
What does osmosis mean and what does the movement of water do to cells?
Describe the stages used to produce a cloned mammal (5 marks)