Chemistry, 11.06.2021 20:30, kay4358

28. During rest, an adult’s heart rate averages 60-100 beats per minute. When exercising, an adult’s heart rate may increase to 100-170 beats per minute. State one reason why the heart rate increased during exercise.

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28. During rest, an adult’s heart rate averages 60-100 beats per minute. When exercising, an adult’s...

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