During Aerobic Respiration, Electrons Travel Downhill In Which Sequence?

During Aerobic Respiration, Electrons Travel Downhill In Which Sequence

  1. Aerobic respiration is a process that occurs in the presence of oxygen, and it is the most efficient way for cells to produce energy.
  2. During aerobic respiration, electrons travel down an electron transport chain, and this chain is located in the mitochondria.
  3. The electrons travel down the chain, and as they do, they produce energy that is used by the cell.

Aerobic respiration – regents description

Animation 21.1 The process of aerobic respiration

What is the correct sequence of the stages of aerobic respiration?

Aerobic respiration is a process that uses oxygen to convert glucose into energy. The process occurs in four stages: glycolysis, pyruvate oxidation, the Krebs cycle, and electron transport.Glycolysis is the first stage of aerobic respiration. In this stage, glucose is converted into pyruvate. Pyruvate oxidation is the second stage. In this stage, pyruvate is converted into acetyl-CoA. The Krebs cycle is the third stage. In this stage, acetyl-CoA is converted into carbon dioxide and water. Electron transport is the fourth and final stage. In this stage, the energy released from the Krebs cycle is used to generate ATP.

What are the 4 stages of aerobic respiration?

Aerobic respiration is a process that uses oxygen to convert glucose into energy. The four stages of aerobic respiration are glycolysis, Krebs cycle, electron transport chain, and chemiosmosis. Glycolysis is the first stage of aerobic respiration. In this stage, glucose is converted into two molecules of pyruvate. The second stage is the Krebs cycle. In this stage, the pyruvate molecules are further broken down and converted into ATP. The third stage is the electron transport chain. In this stage, the ATP molecules are used to produce energy. The fourth and final stage is chemiosmosis. In this stage, the energy produced in the previous three stages is used to pump protons across a membrane, which creates a proton gradient. This proton gradient is used to generate ATP.

Which of the following is the correct sequence of steps in the aerobic metabolic breakdown of glucose?

  • The correct sequence of steps in the aerobic metabolic breakdown of glucose is as follows:1.
  • Glucose is transported into the cell by facilitated diffusion.
  • 2.
  • Glucose is phosphorylated by hexokinase to form glucose-6-phosphate.
  • 3.
  • Glucose-6-phosphate is converted to fructose-6-phosphate by phosphoglucomutase.
  • 4.
  • Fructose-6-phosphate is converted to fructose-1,6-bisphosphate by aldolase.
  • 5.
  • Fructose-1,6-bisphosphate is converted to dihydroxyacetone phosphate and glyceraldehyde-3-phosphate by glyceraldehyde-3-phosphate dehydrogenase.
  • 6.
  • Dihydroxyacetone phosphate is converted to glycerate-3-phosphate by triose phosphate isomerase.
  • 7.
  • Glycerate-3-phosphate is converted to glyceraldehyde-3-phosphate by phosphoglycerate kinase.
  • 8.
  • Glyceraldehyde-3-phosphate is converted to 1,3-bisphosphoglycerate by glyceraldehyde-3-phosphate dehydrogenase.
  • 9.
  • 1,3-Bisphosphoglycerate is converted to 3-phosphoglycerate by phosphoglycerate mutase.
  • 10.
  • 3-Phosphoglycerate is converted to 2-phosphoglycerate by enolase.
  • 11.
  • 2-Phosphoglycerate is converted to phosphoenolpyruvate by phosphoglycerate kinase.
  • 12.
  • Phosphoenolpyruvate is converted to pyruvate by pyruvate kinase.
  • 13.
  • Pyruvate is transported into the mitochondria.
  • 14.
  • Pyruvate is converted to acetyl-CoA by pyruvate dehydrogenase.
  • 15.
  • Acetyl-CoA is oxidized to CO2 and water by the tricarboxylic acid cycle.
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What order do electrons move through the electron transport chain?

The order of electron movement through the electron transport chain is:1) Electrons are donated from NADH to the first protein in the chain, complex I.2) Electrons are transferred from complex I to complex III.3) Electrons are then transferred from complex III to cytochrome c.4) Cytochrome c then donates electrons to complex IV.5) Complex IV then transfers electrons to oxygen, which is the final acceptor in the chain.

What happens as electrons flow down the electron transport chain?

When electrons flow down the electron transport chain, they are transferred from one molecule to another. As they move, they release energy that is used to pump protons across the membrane. This proton gradient is used to generate ATP, which is the energy source for the cell.