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Hi, this is because it depends on which electron transporter from the Krebs cycle, NADH or FADH2 delivers electrons to the electron transport chain. Each NADH will generate 3 ATP in the electron transport chain while FADH2 will only deliver 2 ATP per molecule. This is so because FADH2 drops off the electrons in the mitochondria at a lower energy level (they enter later in the chain) than do NADH. Hope this helps. Read more: Why_does_the_ATP_formed_during_the_oxidative_phosphorylation_phase_of_cellular_respiration_vary_between_32_and_34_ATP

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13y ago

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What is oxidative phosphorylation and what is its purpose?

Oxidative phosphorylation occurs in order to produce energy in the form of ATP. It occurs after chemiosmosis, in which a concentration gradient of hydrogen ions is created in the mitochondria between the matrix and the intermembrane space. As the hydrogen ions flow across this gradient, ADP and Pi are combined and ATP is produced. Hope this helps!


How many ATP are released from cellar respiration?

Aerobic respiration typically produces about 36 ATP.


Through which of the following processes is energy released in the form of ATP?

ATP has 3 phosphate groups and when the bond between the second and third phosphate groups is broken energy is released. Usually this breaking of the third bond happens when ATP reacts with water


Cellular respiration uses one molecule of glucose to produce?

Cellular respiration uses one molecule of glucose to produce 36-38 molecules of ATP, as well as carbon dioxide and water. The process involves glycolysis, the citric acid cycle, and oxidative phosphorylation.


What is the difference between oxidative phosphorylation and aerobic glycolysis in terms of energy production in cells?

Oxidative phosphorylation produces more energy in cells compared to aerobic glycolysis. Oxidative phosphorylation occurs in the mitochondria and involves the electron transport chain, while aerobic glycolysis takes place in the cytoplasm and produces energy through the breakdown of glucose.


What are the key differences between aerobic glycolysis and oxidative phosphorylation in terms of energy production in cells?

Aerobic glycolysis produces energy quickly but in small amounts, while oxidative phosphorylation produces energy more slowly but in larger amounts. Aerobic glycolysis occurs in the cytoplasm and does not require oxygen, while oxidative phosphorylation occurs in the mitochondria and requires oxygen.


Differentiate between external inertial cellular respiration?

The external inertial respiration refers to breathing, while the cellular respiration refers to respiration between the cells.


What builds up between the two membranes of the mitochondria?

Protons build up between the inner and outer membranes of the mitochondria, creating an electrochemical gradient that is used to generate ATP through the process of oxidative phosphorylation. This proton gradient is essential for the production of energy in the form of ATP.


What is The net gain of energy in glucose's from one molecule of glucose is?

The net gain of energy from one molecule of glucose through cellular respiration is approximately 36 to 38 ATP molecules, depending on the efficiency of the process and the type of cell. This energy is produced during glycolysis, the Krebs cycle, and oxidative phosphorylation. However, the actual yield can vary between organisms and conditions, but this range is commonly cited in the context of aerobic respiration.


What is the chemiosmosis production of ATP compared to in photosynthesis?

The chemiosmotic production of ATP through photophosphorylation in photosynthesis is closely related to the chemiosmotic production of ATP through oxidative phosphorylation in cellular respiration. Both processes utilize a proton gradient across a membrane to power the ATP synthase which phosphorylates ADP into ATP.


What is one true distinction between fermentation and cellular respiration?

cellular respiration uses oxygen but fermentation does not use oxygen


What is the difference between substrate level phosphorylation and chemiosmosis?

substrate level phosphorylation does not involve (electron transport chain), oxidative phosphorylation does. Substrate level phosphorylation involves the direct transfer of phosphate from a phosphate bearing molecule to ADP, thus yielding ATP. In cellular respiration, oxidative phosphorylation requires a protein, ATP synthase, to channel energy provided by a concentration of H ions; this energy results in the combining of phosphate with ADP.