What is the source of the energy necessary for ATP synthesis via ATP synthase?

The ATP synthase (or F1F0 ATPase and also referred to as complex V) uses the free energy of an electrochemical gradient of protons (or sodium ions) generated by the respiratory chain to synthesize ATP.

What is the source of the energy necessary for ATP synthesis via ATP synthase quizlet?

ATP synthase uses the energy stored in the electrochemical proton gradient to produce ATP. The electrochemical H+ gradient across the inner mitochondrial membrane includes a potential and a smaller force due to the H+ concentration gradient-that is, the pH gradient.

What energy is needed for ATP synthesis?

ATP Hydrolysis and Synthesis

Like most chemical reactions, the hydrolysis of ATP to ADP is reversible. The reverse reaction combines ADP + Pi to regenerate ATP from ADP. Since ATP hydrolysis releases energy, ATP synthesis must require an input of free energy.

What is the source of ATP synthesis?

In general, the main energy source for cellular metabolism is glucose, which is catabolized in the three subsequent processes—glycolysis, tricarboxylic acid cycle (TCA or Krebs cycle), and finally oxidative phosphorylation—to produce ATP.

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What is the source of energy that directly drives ATP production in Chemiosmosis *?

The chemiosmotic theory

The theory suggests essentially that most adenosine triphosphate (ATP) synthesis in respiring cells comes from the electrochemical gradient across the inner membranes of mitochondria by using the energy of NADH and FADH2 formed from the breaking down of energy-rich molecules such as glucose.

What is the source of energy for the synthesis of ATP in oxidative phosphorylation quizlet?

What is the source of energy for the formation of ATP and NADH in glycolysis? The oxidation of the three carbon sugar, glyceraldehyde 3-phosphate, yields energy. In this oxidation, electrons and H+ are transferred to NAD+, forming NADH, and a phosphate group is attached to the oxidized substrate.

How are ATPS synthesized in the ATP synthase?

During photosynthesis in plants, ATP is synthesized by ATP synthase using a proton gradient created in the thylakoid lumen through the thylakoid membrane and into the chloroplast stroma. … An F-ATPase consists of two main subunits, FO and F1, which has a rotational motor mechanism allowing for ATP production.

How is ATP energy produced?

ATP is a nucleotide consisting of an adenine base attached to a ribose sugar, which is attached to three phosphate groups. … When one phosphate group is removed by breaking a phosphoanhydride bond in a process called hydrolysis, energy is released, and ATP is converted to adenosine diphosphate (ADP).

What is required for mitochondrial ATP production?

Mitochondria, using oxygen available within the cell convert chemical energy from food in the cell to energy in a form usable to the host cell. … NADH is then used by enzymes embedded in the mitochondrial inner membrane to generate adenosine triphosphate (ATP). In ATP the energy is stored in the form of chemical bonds.

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What activates ATP synthase for ATP?

ATP synthase uses the protons flowing into the matrix to bind ADP and Pi and release ATP. The F1-ATPase is named by the reverse reaction it catalyzes when it is isolated from mitochondria and thus uncoupled from the proton gradient.

What is ATP synthase quizlet?

ATP synthase is the enzyme that makes ATP by chemiosmosis. It allows protons to pass through the membrane using the kinetic energy to phosphorylate ADP making ATP. The generation of ATP by chemiosmosis occurs in chloroplasts and mitochondria as well as in some bacteria.