Answer:
Protein can also be used for energy, but the first job is to help with making hormones, muscle, and other proteins. Broken down into glucose, used to supply energy to cells. Extra is stored in the liver.
Explanation:
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Answer:
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The number of heartbeats per minute is known as the heart rate, while the volume of blood that is pumped by the ventricles with each heartbeat is the stroke volume.
A normal resting heart rate for adults ranges from 60 to 100 beats per minute. Typically, a lower heart rate at rest indicates more efficient heart function and sounder cardiovascular fitness.
Stroke volume depends on the amount of shortening that the myocardial fibers can reach when functioning against arterial pressure, The normal range of Stroke volume is 50 to 100 ml.
To learn more about cardiovascular fitness here
brainly.com/question/11176067
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