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Where is the energy stored in ATP quizlet?
How is energy stored in ATP? Energy is stored as stored chemical energy in the bonds between phosphate groups in the ATP molecules.
Where is ATP stored?
The energy for the synthesis of ATP comes from the breakdown of foods and phosphocreatine (PC). Phosphocreatine is also known as creatine phosphate and like existing ATP; it is stored inside muscle cells. Because it is stored in muscle cells phosphocreatine is readily available to produce ATP quickly.
Where is the energy stored?
Energy, potential energy, is stored in the covalent bonds holding atoms together in the form of molecules. This is often called chemical energy.
Does glucose store more energy than ATP?
Explanation: Given that the oxidation of, for example, glucose ( C6H12O6 ) by cellular respiration can produce 38 ATP, it would follow that there is more energy in a molecule of sugar than a molecule of ATP.
How long can ATP be stored?
These ATP stores last only a few seconds after which the breakdown of PC provides energy for another 5-8 seconds of activity. Combined, the ATP-PC system can sustain all-out exercise for up to 10-15 seconds and it is during this time that the potential rate for power output is at its greatest.
What are examples of stored energy?
Stored energy can be mechanical, gravitational, hydraulic, or pneumatic. Common examples are: Capacitors, springs; elevated components; rotating flywheels; hydraulic lift systems; air, gas, steam, water pressure; cliffed grain; etc.
How is energy stored in the ATP molecule?
The ATP molecule can store energy in the form of a high energy phosphate bond joining the terminal phosphate group to the rest of the molecule. In this form, energy can be stored at one location. The energy becomes Bonding energy for the Extra P (Phosphate), making ADP (A2P) into ATP (A3P). The one thing Windows users should do today.
How does ATP act as a phosphate donor?
ATP thus can act as a phosphate donor, and it can be synthesized by transfer of phosphate from other compounds, such as phosphoenolpyruvate (PEP). There are several other examples for molecules containing high energy bond, viz.:
What happens when p i is removed from ATP?
For example, P i may be spontaneously removed from ATP for transfer to another compound (e.g., to a hydroxyl group on glucose).
Why does pep have a larger negative ∆g than ATP?
Phosphoenolpyruvate (PEP), involved in production of ATP in Glycolysis, has a larger negative ∆G of phosphate hydrolysis than ATP. Removal of phosphate from the ester linkage in PEP is spontaneous because the enroll product spontaneously converts in to a ketone. The ester linkage in PEP is an exception.