How many protons are pumped into the intermembrane space in the mitochondria from the complete transfer of 2 electrons from NADH to the final electron acceptor?

Q: The NADH produced in the cytosol is transported to the mitochondrial intermembrane space via the

A: The energy required by the cell to carry out its essential process is generally the ATP molecules.…

Q: How many ADP molecules are phosphorylated as electrons of cytosolic NADH enter the mitochondria via…

A: Most textbooks mention that under aerobic conditions, NAD+ is regenerated in the ETC. But the…

Q: How do the three active sites of ATP synthase respond to the flow of protons?

A: ATP synthase is a rotatory motor enzyme present in complex V. This ATP synthase utilizes the proton…

Q: electron transport chain,

A: The ETC stands for Electron transport chain process that occurs in the mitochondria. It helps to…

Q: Draw and label a lipid bilayer containing the large mitochondrial trans-membrane protein complexes…

A: The structure is called a lipid bi-layer because it is composed of two layers of fat cells organized…

Q: Oxidative phosphorylation generates ATP using the reducing power of [ Select ] ["NADH, FADH2",…

A: Oxidative phosphorylation is the process in which ATP is formed as a result of the transfer of…

Q: What molecule is the final electron acceptor in the electron transport chain (ETC)? What byproduct…

A: Introduction :- The electron transport chain (ETC) is a series of protein complexes and electron…

Q: Which would be expected to generate more ATP per electron carried—NADH or FADH2?

A: Nicotinamide adenine dinucleotide (NADH) and flavin adenine dinucleotide (FAD) are the high-energy…

Q: What would be the effect on ATP and NADH production (how many ATP and NADH could be produced from…

A: Pyruvate is a molecule that is produced during glycolysis, the initial stage of cellular…

Q: What is the role of each of the following in the electron transport chain: (a) FADH 2; (b) ADP; (c)…

A: The electron transport chain(ETC)  acts as a storehouse for several proteins embedded into membranes…

Q: 5. a) The cell creates molecules of NADH and FADH2 to use in the electron transport chain as they…

A: Mitochondria are defined as membrane-bound cell organelles that will generate or produce most of the…

Q: Identify the final acceptor of the electrons released in the reactions of cellular respiration.

A: Cellular respiration is known as a metabolic pathway that results in the breakdown of glucose and…

Q: b) Place a 'Yes' or a 'No' in the appropriate boxes that correspond to each listed feature of…

A: Cellular respiration is the metabolic process by which cells obtain energy from the breakdown of…

Q: In the last stage of cellular respiration (ETS and oxidative phosphorylation) what is the fate of…

A: ETS (Electron Transport System) is a sequential arrangement of proteins (Protein complexes I, II,…

Q: What are the roles of NADH and FADH2 in the mitochondrion? How much of these molecules are produced…

A: Cellular respiration is a set of metabolic reactions and processes that take place in the cells of…

Q: The mitochondrion pumps H+ from the matrix into the intermembrane space. Which region is more…

A: Mitochondrion (pl. mitochondria) is one of the many organelles present in a cell. It has its own…

Q: The above reaction (FADH2 donating its electrons to the electron transport chain) takes place in…

A: Introduction In an electron transport chain, electrons move from one complex to another complex…

Q: explain why oxidative phosphorylation is an emergent property of the mitochondria

A: The mitochondria is one of the important cell organelle present in the eukaryotic cell. The…

Q: Can O2 be considered an uncoupler in the mitochondria to increase electron transport? What about…

A: Uncouplers in mitochondria inhibit the coupling between the electron transport and phosphorylation…

Q: Which of the following drives the electron transfer from coenzyme Q to cytochrome c, which also…

A: 1. Electron transport chain occurs in the membrane of the mitochondria. There are many complexes…

Q: What is the minimum voltage drop for individual electron transfer events in the mitochondrial…

A: The electron transport chain that occurs in mitochondria is present in a sequence of electron…

Q: In what sense is mitochondrial ATP synthase a motor protein?

A: ATP synthase is a mitochondrial enzyme. It is localized on the inner mitochondrial membrane. It…

Q: Why does mitochondrial NADH yields more ATPs than cytosolic NADH?

A: NADH is also called a reduced compound. NADH molecules are generated inside the cell through…

Q: What is the minimum voltage drop for individual electrontransfer events in the mitochondrial…

A: The electron transport chain that occurs in mitochondria is present in a sequence of electron…

Q: How is genetic engineering beneficial to plants and animals?

A: Genetic engineering is defined as the processes or techniques required for the alteration of genetic…

Q: The function of the Electron Transport Chain (ETC) in eukaryotic cells is to produce a proton…

A: In the electron transport chain (ETC), the electrons pass through four enzyme complexes, that…

Q: A proton gradient is produced by the electron transport chain.  Which compartment in the…

A: The electron transport chain is a series of protein complexes that is involved in the transfer of…

Q: Carbon monoxide is considered toxic because it acts on Complex IV. How would the addition of carbon…

A: The answer is the 3rd option: Complex I, II, and III would be reduced and complex IV would be…

Q: What is the source of Coenzyme A in mitochondria? Is there any manufacturing of Coenzyme A in the…

A: Mitochondria are membrane-bound cell organelles that generate most of the chemical energy needed to…

Q: What compounds are the immediate source of the "high energy electrons" that enter the electron…

A: Understanding the molecular mechanisms of cellular respiration is crucial for gaining insight into…

Q: When rotenone is added to actively respiring mitochondria,the ratio of NADH to NAD+ increases, but…

A: Rotenone is an odorless, crystalline isoflavone used as broad spectrum insecticide, pesticide, and…

Q: If 30 molecules of acetyl CoA enter into the mitochondria in the presence of O2, how many molecules…

A: Cellular respiration is a series of metabolic reactions and processes carried out in the cells of…

Q: Describe the processes that are driven by mitochondrial electron transport.

A: Electron transport is part of cellular respiration.

Q: To form malate, what does NADH in the mitochondrial matrix serve as? Electron donor or acceptor?

A: The body needs the energy to carry out processes. Energy comes from food which gives glucose which…

Q: Under typical conditions, how many protons are pumped across the mitochondrial intermembrane for…

A: NADH is the electron carrier that transfers electrons to complex 1 in respiratory chain . In…

Q: What causes the c subunits of ATP synthase to rotate? What determines the direction of rotation?

A: As the Y and subunits are initially attached to the C subunit, the rotation of the ankal stalk is…

Q: How NADH formed during glycolysis enters the mitochondria? Name both shuttle system (No explanation…

A: There are two main shuttle mechanism: Glycerol 3-Phosphate shuttle Malate-Aspartate shuttle…