Does The Krebs Cycle Produce Water, O2 and Co2: Why, How?

Krebs cycle is termed to be the chain of reactions in a cycle format that is catalyzed by the enzymes that includes pyruvate.

On regards to the question for does the Krebs cycle produce water, this cycle tends to eat up water and acetate with these two reduced to carbon di oxide. It uses no oxygen and tends to lose it.

Here there is a derivation of the pyruvate from the nutrients and is converted to Acetyl Coenzyme A which is completely said to be oxidized and then broken down to water and carbon dioxide to generate high energy compounds of phosphate which is also a source of the cell energy. There is no involvement of oxygen here.

Cell respiration is said to be a chain of the metabolic ways that harvest the biochemical energy from the substance that is organic mostly glucose and also then stores it in the form of energy called ATP that is used up for the activities that need up energy for the cell. The major steps or the processes for this needs three steps being glycolysis the Krebs cycle and then oxidative phosphorylation.

Mostly in being particular, with the part of does the Krebs cycle produce water, it contains the cyclic chain of all the reactions that include enzymes via which the pyruvate is converted to Acetyl CoA and then is oxidized to carbon di oxide. With this, the hydrogen ion is said to be removed from the molecules of carbon that helps transfer the atoms and the electrons making a good energy bond.

does the Krebs cycle produce water
Image credit-Krebs cycleWikipedia

The carbon di oxide that is made is taken from complete oxidation of the pyruvate and is made to detach itself from the cell in the blood. The hydrogen and the electron carriers, FADH2 and NADH are said to donate the electrons to the electron transport chain to make ATP via oxidative phosphorylation an and then the final metabolic thing is the cell respiration. In the eukaryotes, this cycle tends to occur in the mitochondria while prokaryotes have it is cytoplasm.

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Image credit- Cell respirationWikipedia

Does the Krebs cycle produce water?

The very first step of this process involves Krebs cycle that helps in making of ATP from food via glycolysis and is taken by blood.

With considering the concern for does the Krebs cycle produce water there is no trace of water that is used up by Krebs cycle. It is the outcome finally of the last steps of respiration and the transport chain.

Glycolysis is the process of chemical reaction that is performed by the enzymes. They get onto having the glucose converted to 6 of the carbon sugar onto two of the pyruvate molecules that also have three molecules of carbons. In this method, the two of the molecules of ATP are also made as a couple of the molecules of NADH donating electrons.

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Image credit-ATPWikipedia

At the moment, with does the Krebs cycle produce water, there are many cells that take up an add on step to glycolysis of the level of oxygen is not found. They need no oxygen. This method is quite old and ancient. After ATP tends to keep in energy two of the water molecules are made at this time. It is not till the late in this process that more of the water and ATP is made.

The very next or second step in the process of cell respiration is called to Krebs cycle. It is also termed as the TCA cycle or citric acid cycle. This is seen in mitochondria. Energy is converted into two carriers at this point, FADH2 and NADH along with the coenzyme that mostly plat a good role in making of energy. Some bodies find it hard to make ATP. The cells of the body also use up fatty acids here.

Specifically, the paragraph about does the Krebs cycle create water contains the cyclic chain of all the reactions that include enzymes that convert pyruvate to Acetyl CoA and subsequently oxidise it to carbon dioxide. The carbon di oxide produced comes from the oxidation of organic matter of pyruvate and is used to separate the cell in the blood.

How many water molecules are produced in Krebs cycle?

There is an involvement of one molecule of water while in the making of citrate and the other is made while making of malate from fumarate.

There is a total of 44 water molecules that is made from which there are 34 made from the synthesis of ATP. On addition to it 12 are made from cytochrome oxidase plus the 2 from the enolase and rest is taken by TCA.

There are three of the molecules of water that are used in this step with being 3 different ones. The very first is used while having oxaloacetate converted to citrate, then for having isicitrate transferred to cis aconite and then in the conversion of the fumarate from L malate. Later there is the citrate getting converted from the cis aconite.

It is a balanced reaction and needs an input of two molecules of water. Water is used in many steps but the main point is to have the cycle in motion by balancing the outputs and the inputs. There is always an eye on the acetate. CH3COO- (acetate) + 2 H2O → 2 CO2.

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Image credit-AcetateWikipedia

Acetyl-CoA + 3 NAD+ + Q + GDP + Pi + 2 H2O →CoA-SH + 3 NADH + 3 H+ + QH2 + GTP + 2 CO2. This cycle takes up two of the carbons in the level of the acetic acid and then release two molecules of carbon di oxide. This is said to be one of the vital goals in the cycle after having the final combustion done for the rest of the carbon skeletons and the carbohydrate of the amino acids.

The add on oxygen is taken from water and not from carbon di oxide. The rest of the process for combustion consists of the electron transfer from the FADH2 and NADH to the oxygen via the electron transport chain. This is the area where oxygen as two molecules of the gas come into play. It is then reduced to water so that of there is an end to the combustion reaction, fats, the skeletons and the carbs along with + O2 → CO2 + H2O

Does Krebs cycle produce oxygen?

This process can work without the presence of oxygen yet the very final step needs this gas to function and accept electrons.

On regards to the question for does the Krebs cycle produce water, giving out oxygen is not what this does. The process of electron chain transfer shall get jammed if the electrons are not done in the presence of oxygen.

The overall thing that is made by this after using of the acetyl CoA, it makes NADH, FADH2, GTP or ATP along with carbon di oxide. It does not make oxygen but is vital for the final stage of getting the electrons transferred. Oxygen are the final acceptors for electron. The Krebs cycle is not simple and thus is confusing. The processes that are anaerobic needs to oxygen but the rest does.

After the second turn through the Krebs cycle, the original glucose molecule has been broken down completely. All six of its carbon atoms have combined with oxygen to form carbon dioxide. The energy from its chemical bonds has been stored in a total of 16 energy-carrier molecules. These molecules are:

  • 4 ATP (including 2 from glycolysis)
  • 10 NADH (including 2 from glycolysis)
  • 2 FADH2

Oxidative decarboxylation of the pyruvate is the one vital method of the cell respiration that binds the Krebs cycle with glycolysis. It takes place in the mitochondria for the eukaryotes where the three carbon pyruvate is the end result of the method if glycolysis and is then carboxylate to make acetyl CoA being of two carbon molecules and this is done by pyruvate dehydrogenase. It increases cell turnover and helps eliminate accumulated dead skin cells on the epidermis — the top layer of the skin.

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Image credit-GlycolysisWikipedia

Acetyl CoA enters this cycle and the carbon di oxide is then made to lose in the method. There is np involvement of the oxygen in direct basis and makes up some of the ATP and the reductants along with carbon di oxide, FADH and NADH. With no involvement of the gas oxygen, it ceases the view of FAD and NAD. The reaction can be kept in term of equation being- . 

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Does the Krebs cycle produces Co2?

The mitochondria said to be the power house of the cell is the house for the Krebs cycle and also makes CO2 that we breathe out.

For this one method, there are two of the dioxide molecules, there of the NADH molecules and one of the GTP or ATP are made. While this makes carbon di oxide it does not have enough energy to make ATP.

The series of this reaction generates two molecules of carbon dioxide and also the reduced form of the FADH2 and NADH. It makes the use of two of the pyruvate molecules and then generates molecules of NADH for energy. There is only little quantity of ATP made after production of carbon dioxide. There is a total of 4 ATP containing two for glycolysis, 10 of NADH from the two including glycolysis and 2 FADH2.

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Image credit-NADHWikipedia

While the Krebs cycle does produce carbon dioxide, this cycle does not produce significant chemical energy in the form of adenosine triphosphate (ATP) directly, and this reaction sequence does not require any oxygen. There are two carbon dioxide molecules produced for every molecule of pyruvate in the Krebs cycle. They are produced during decarboxylation reactions. For one cycle, two molecules of carbon, three molecules of NADH one molecule of FADH2 and one molecule of ATP are made.

Prior to entering the Krebs cycle, the pyruvic acid molecules are altered. Each three-carbon pyruvic acid molecule undergoes conversion to a substance called acetyl-coenzyme A, or acetyl-CoA. During the process, the pyruvic acid molecule is broken down by an enzyme, one carbon atom is released in the form of carbon dioxide, and the remaining two carbon atoms are combined with a coenzyme called coenzyme A. This combination forms acetyl-CoA. In the process, electrons and a hydrogen ion are transferred to NAD to form high-energy NADH.

Does the Krebs cycle produce lactic acid?

The pyruvic acid is said to supply the cell that are alive with energy via the Krebs cycle in the presence of oxygen.

If there is no oxygen present, thus there is the fermentation for the making of lactic acid. With the question Does the Krebs cycle produce water, this process makes NADH, FADH and also ATP that are 38 in number.

Pyruvic acid supplies energy to living cells through the citric acid cycle (also known as the Krebs cycle) when oxygen is present (aerobic respiration); when oxygen is lacking, it ferments to produce lactic acid. Pyruvate is an important chemical compound in biochemistry. A turn of the Krebs cycle produces one ATP, three NADH, one FADH2, and two CO2Acetyl-CoA is not produced during Krebs cycle. It is produced from the decarboxylation of a pyruvate molecule, which occurs before the Krebs cycle can begin.

Lactic acid is mainly produced in muscle cells and red blood cells. It forms when the body breaks down carbohydrates to use for energy when oxygen levels are low. Times when your body’s oxygen level might drop include: during intense exercise Lactic acid is an organic acid. It has a molecular formula CH₃CHCOOH. Cellular respiration is a set of metabolic reactions and processes that take place in the cells of organisms to convert chemical energy from oxygen molecules or nutrients into adenosine triphosphate.

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Image credit-Lactic acid in Krebs cycleWikipedia

Citric acid is the very first product that is made out of this cycle. It gets in pyruvic acid to carbon dioxide by breaking it down. This makes 2 molecules of ATP and then 6 of it is NADH. Oxygen is said to be the ultimate acceptor of electrons in the chain but without the use of oxygen this transport chain is jammed. Muscle cells add fermentation to its and thus pyruvate gets made to lactate.

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