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Biology, 16.06.2021 20:00 Nakieapowell1276

As a person exercises, the carbon dioxide level in the blood increases. Which of the following systems are signaled by the nervous system to respond to this increase in carbon dioxide? digestive and immune systems

immune and respiratory systems

circulatory and excretory systems

respiratory and circulatory systems

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Answers: 1

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As a person exercises, the carbon dioxide level in the blood increases. Which of the following syste...
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