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Biology, 04.08.2019 10:00 duplessistoccara

Which of the following statements best describes what happens during exercise ? a) blood vessels in the muscles dilate to increase blood flow b) blood vessels in the lungs dilate to increase blood volume c) blood vessels in the heart dilate to increase blood pressure d) blood vessels in the organs dilate to increase blood oxygen

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Which of the following statements best describes what happens during exercise ? a) blood vessels in...
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