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AAT Bioquest

What are the similarities between physiological respiration and cellular respiration?

Posted November 6, 2023


Answer

There are various similarities between physiological respiration and cellular respiration. They both use the same components, which are carbon dioxide and oxygen. Cellular respiration and physiological respiration release carbon dioxide as byproducts, and use oxygen (only aerobic cellular respiration). Both processes are vital for survival of cells as organisms cannot survive without energy production and breathing. They also both use energy and are closely related processes. The oxygen obtained through breathing is used by cells during cellular respiration to generate ATP. The carbon dioxide generated as a byproduct of cellular respiration is then released from the body through exhalation. 

Additional resources

Difference between breathing and respiration

Cellular Processes

Cell Signaling

PhosphoWorks™ Fluorimetric ATP Assay Kit