What Is The Role Of Molecular Oxygen In Aerobic Respiration?

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The electron transport chain is the portion of aerobic respiration that uses free oxygen as the final electron acceptor of the electrons removed from the intermediate compounds in glucose catabolism.

What happens to oxygen during aerobic respiration?

During aerobic cellular respiration, glucose reacts with oxygen, forming ATP that can be used by the cell. … In cellular respiration, glucose and oxygen react to form ATP. Water and carbon dioxide are released as byproducts.

Does aerobic respiration require molecular oxygen?

Aerobic Cellular Respiration Overview

The complex process consists of several interdependent components such as glycolysis, the Krebs cycle, and the electron transport chain. Overall, the process requires 6 molecules of oxygen for every molecule of glucose.

What is aerobic respiration with example?

When the breakdown of glucose food occurs with the use of oxygen ,it is called aerobic respiration. Glucose___oxygen _____co2 +water + energy. For example -Human ,dogs ,cats and all the animals and birds ,insects ,grasshopper etc many more and most of the plants carry out aerobic respiration by using oxygen of air.

How does aerobic respiration work?

Respiration using oxygen to break down food molecules is called aerobic respiration . … Aerobic respiration breaks down glucose and combines the broken down products with oxygen, making water and carbon dioxide. The carbon dioxide is a waste product of aerobic respiration because cells do not need it.

Is required for aerobic respiration?

Aerobic Respiration: It is the process of cellular respiration that takes place in the presence of oxygen gas to produce energy from food. … In this process, the energy is obtained by the breakdown of glucose in the absence of oxygen.

What is aerobic process?

An aerobic process refers to a process that requires the presence of oxygen or air as opposed to an anaerobic process that does not require it. An example of an aerobic process is aerobic respiration. The biological cell conducts respiration in a process called cellular respiration.

What are the products of aerobic respiration?

The reaction is called aerobic respiration, and it produces energy which transfers to the cells. Aerobic respiration makes two waste products:carbon dioxide and water.

How is oxygen used in respiration?

Oxygen plays a vital role in energy production via a system called electron transport chain (ETC), which is an important component of cellular respiration. … Oxygen acts as a final electron acceptor that helps move electrons down a chain that results in adenosine triphosphate production.

What stage is oxygen used in cellular respiration?

Stages of Cellular Respiration

Glycolysis occurs in the cytosol of the cell and does not require oxygen, whereas the Krebs cycle and electron transport occur in the mitochondria and do require oxygen.

What type of respiration requires oxygen?

Aerobic respiration is a specific type of cellular respiration, in which oxygen (O2) is required to create ATP.

How is oxygen used in aerobic systems?

Your aerobic energy system uses oxygen to produce energy. This energy is then stored and used for longer periods of exercise at a low intensity. The system converts glycogen into glucose. The glucose is then broken down during multiple stages to produce hydrogen ions, which get converted into ATP.

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What is the main function of aerobic respiration?

The function of aerobic respiration is to supply fuel for the repair, growth, and maintenance of cells and tissues.

What are 5 examples of aerobic exercise?

What are some examples of aerobic exercise?

  • Swimming.
  • Cycling.
  • Using an elliptical trainer.
  • Walking.
  • Rowing.
  • Using an upper body ergometer (a piece of equipment that provides a cardiovascular workout that targets the upper body only).

What are the 3 steps in aerobic respiration?

Aerobic respiration is divided into three main stages: Glycolysis, Citric acid cycle and Electron transport chain.

What is aerobic tank?

In an aerobic tank, air is pumped to the bottom of the tank and allowed to circulate through the wastes. The solids decompose more quickly than in a septic tank, leaving fewer settled solids on the bottom and clearer effluent to be distrib- uted into the soil.

What are the 4 steps of aerobic respiration?

Aerobic respiration is a series of enzyme-controlled reactions that release the energy stored up in carbohydrates and lipids during photosynthesis and make it available to living organisms. There are four stages: glycolysis, the link reaction, the Krebs cycle and oxidative phosphorylation.

What are the disadvantages of aerobic respiration?

Disadvantages: Aerobic respiration is relatively slow and requires oxygen.



Muscle Metabolism

  • Within the muscle fiber. ATP available within the muscle fiber can maintain muscle contraction for several seconds.
  • Creatine phosphate. …
  • Glucose stored within the cell. …
  • Glucose and fatty acids obtained from the bloodstream.

What is the aerobic cellular respiration equation?

Aerobic respiration is the aerobic catabolism of nutrients to carbon dioxide, water, and energy, and involves an electron transport system in which molecular oxygen is the final electron acceptor. The overall reaction is: C6H12O6 + 6O2 yields 6CO2 + 6H2O + energy (as ATP).

What are the 2 types of aerobic respiration?

There are two types of Respiration: Aerobic Respiration — Takes place in the presence of oxygen. Anaerobic Respiration –Takes place in the absence of oxygen.

What are 2 examples of anaerobic respiration?

Some examples of anaerobic respiration include alcohol fermentation, lactic acid fermentation and in decomposition of organic matter.

What are the main steps in aerobic respiration where does it takes place?

Hence, we can conclude that the main steps involved in Aerobic Respiration are Glycolysis, Link reaction, and Kreb’s cycle. Also, Glycolysis occurs in the matrix of the cytoplasm, whereas Link reaction and Kreb’s cycle occurs in the matrix of the mitochondria.

What is the presence and absence of oxygen?

The Presence of Oxygen

There are two types of cellular respiration (see Cellular Respiration concept): aerobic and anaerobic. One occurs in the presence of oxygen (aerobic), and one occurs in the absence of oxygen (anaerobic).

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