ATP: The Energy Currency of Cells and Its Role in Cellular Processes

ATP

(adenosine triphosphate) main energy source that proteins use to keep all organisms alive

ATP (Adenosine Triphosphate) is a molecule that is commonly referred to as the “energy currency” of the cell. It is found in all living cells and is responsible for storing and transferring energy within the cell.

ATP is made up of three phosphate groups, a ribose sugar, and an adenine base. The energy stored in ATP is stored in the high-energy phosphate bonds between the phosphate groups. When the bonds between the phosphate groups are broken, energy is released, which can be used for cellular processes such as muscle contraction, protein synthesis, and cell division.

The process of making ATP from the food we eat is called cellular respiration. During cellular respiration, glucose is broken down in a series of steps, releasing energy. This energy is then used to create ATP from ADP (Adenosine Diphosphate) and a phosphate group.

Overall, ATP is essential for all living organisms as it provides the energy required for the majority of cellular processes.

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