Why is the function of the hormone insulin in regulating blood sugar level a good example of a negative feedback mechanism for maintaining homeostasis?

For people suffering from high blood sugar, the insulin helps decreases the amount of sugar in the system. The negative feedback in the system regulates the amount of sugar in the system in order to maintain the homeostasis in the body.

birth control pills, the birth control patch, and the vaginal birth control ring are these hormones prevent pregnancy mainly by stopping ovulation

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