Which of the following is an example of a positive feedback?
a. a low level of oxygen in the...
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Biology, 22.09.2019 05:30 nehemiahw7020
Which of the following is an example of a positive feedback?
a. a low level of oxygen in the blood triggers production of red blood cells, which transport oxygen. b. an increase in blood sugar level stimulates the pancreas to secrete insulin, which lowers blood sugar level. c. a tear in the lining of a blood vessel triggers the accumulation of blood platelets, which cause blood to clot.
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