Biology for IGCSE & O level - Coordination And Response (Section 5 - No. 17)
Which of the following is an example of negative feedback?
The increase in blood glucose after a meal causing the release of insulin, which then causes glucose levels to decrease.
The release of adrenaline increasing heart rate.
The body becoming dehydrated causing a reduction in urine output.
A fever causing an increase in metabolism.
Explanation
Negative feedback mechanisms work to maintain a stable internal environment.
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