What happens to the proton gradient across the mitochondrial inner membrane if electron flow through the ETC stops?
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What happens to the proton gradient across the mitochondrial inner membrane if electron flow through the ETC stops?
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- If electron flow through the ETC stops, what happens to the proton gradient across the mitochondrial inner membrane and How does the effect that cyanide has on the proton gradient (above) in turn affect ATP synthesis?Why does ATP production require an intact mitochondrial membrane?What will happen to the proton (H+ions) gradient in the mitochondria if the inner membrane is punctured?
- What is the minimum voltage drop for individual electron transfer events in the mitochondrial electron transport system that is necessary for ATP synthesis?What are two advantages of the components of the electron transport chain being embedded in the inner mitochondrial membrane?What thermodynamic force drives the transport of ADP and Pi into the mitochondrial matrix for ATP synthesis?
- Which directions across the mitochondria must H+, ATP, ADP, and Pi travel during active mitochondrial ATP synthesis?What will happen to the proton (H+ions) gradient in the mitochondria if the ATP synthase is blocked?What would be the effect on ATP production of decreasing the pH inside the mitochondrial matrix? Explain
- A chemical is applied to cells that allows the free flow of protons across the mitochondrial membrane. What is the effect on the proton gradient, ATP production, heat production, and the ETC during aerobic respiration?Why does mitochondrial NADH yields more ATPs than cytosolic NADH?There are some drugs that can inhibit the activity of ATP synthase. How does this affect the pH of the inner membrane space and the mitochondrial matrix?