SME
Grade 9 Science · Problem type
Negative or positive feedback?
Use this for “Insulin release slows once blood glucose is back to normal. What kind of feedback is it?”
Sort
Does the response undo the change or add to it?
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Assumptions
•
Negative feedback works against a change and stops when the set point returns.
•
Positive feedback adds to a change until an event, such as a birth, ends it.
Topic check
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