what role does oxygen play in respiration.
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Explanation:
Oxygen plays a critical role in respiration, the energy-producing chemistry that drives the metabolisms of most living things. We humans, along with many other creatures, need oxygen in the air we breathe to stay alive. Oxygen is generated during photosynthesis by plants and many types of microbes.
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The major role of oxygen in aerobic respiration is to synthesize the energy currency of the cell ATP by accepting electrons generated from the breakdown of the macromolecules present in the food. It can also be said that oxygen is essential for the breakdown of the macromolecules present in the food we ingest.
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