n this video, we will discuss how hydrogen ions rush back to the matrix through ATP synthase, resulting in the production of ATP molecules. ATP is the energy currency of the cell, and it is used to power all of the cell’s activities. The process of ATP production is called oxidative phosphorylation, and it takes place in the mitochondria.
The first step in oxidative phosphorylation is the electron transport chain. The electron transport chain is a series of proteins embedded in the inner mitochondrial membrane. These proteins transfer electrons from NADH and FADH2 to oxygen. As electrons are transferred, energy is released. This energy is used to pump hydrogen ions out of the mitochondrial matrix into the intermembrane space.
The second step in oxidative phosphorylation is chemiosmosis. Chemiosmosis is the process by which the hydrogen ions flow back into the mitochondrial matrix through ATP synthase. As the hydrogen ions flow back into the matrix, they turn the ATP synthase, which uses the energy to convert ADP and inorganic phosphate into ATP.
ATP production is a complex process, but it is essential for cellular respiration. By understanding how ATP is produced, we can better understand how cells function.
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