Social Studies, 09.09.2019 21:30 hannahbannana98

Which of the following is an example of positive feedback?
a. breathing and heart rate increase as a person climbs a set of stairs
b. sweating when hot so that as sweat evaporates the body is cooled
c. the increase in milk production while a mother is nursing her infant
d. constriction of the pupils when the eyes are exposed to bright light

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Which of the following is an example of positive feedback?
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