In the body cells of most organisms oxygen is used to release for use by the cells?

In the body cells of most organisms, oxygen is used in the process of cellular respiration to release energy from glucose. This energy is then stored in the form of adenosine triphosphate (ATP), which cells use to perform various functions. The process mainly occurs in the mitochondria, where oxygen helps convert glucose into ATP, carbon dioxide, and water as byproducts. This efficient energy production is crucial for maintaining cellular activities and overall metabolic processes.