Question

The change in heart rate that occurs between 1 and 5 minutes of exercise is a adaptation that

Answer 1

It results in the production of more ATP in muscle cells.

Step-by-step explanation:

i) An increase in the muscular stores of ATP and creatine phosphate.

ii). Increased levels of glycolytic enzymes which help the anaerobic glycolysis system to quickly

re-synthesize ATP.

iii). An increased lactate tolerance .

iv). An increase in myoglobin, which is responsible for extracting oxygen from the red blood cells and passing it to the mitochondria in the muscle cells, will allow for greater for aerobic energy production.