Biology, 07.03.2020 00:59 ashleydawn6430
The act of breathing raises the blood oxygen levels, lowers the blood carbon dioxide concentration, and raises the blood pH. According to the principles of negative feedback, sensors that regulate the breathing should respond to A. a rise in blood oxygen
B. a rise in blood pH
C. a rise in blood carbon dioxide concentration
D. all of these
Answers: 3
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The act of breathing raises the blood oxygen levels, lowers the blood carbon dioxide concentration,...
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