Describe the path taken by a molecule of glucose from the time it is absorbed into the intestinal villi to the time it is utilized by a heart muscle cell for respiration
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Glucose molecules are absorbed by intestinal villi from where it passes into the blood by the process of diffusion.
The blood carry these absorbed glucose molecules to the heart and other body parts.
Where it passes into the cells of body, heart muscles etc.
Explanation:
Glucose molecule or any other substance passes from one part of body to another mostly by blood circulation.
In the cells , these glucose molecules undergo oxidation during the process of respiration by oxygen molecules and results in the formation of carbon-dioxide , water and large amount of energy in the form of ATP.
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