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PPT Nts Cellular Respiration
PPT Nts Cellular Respiration

... fermentation to supply ATP, long distance athletes including cyclists, marathon runners, and cross-country skiers must pace themselves. They must rely on aerobic cellular respiration for most of the race, saving the anaerobic spring for the finish. Training for distance events focuses on increasing ...
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... • Step [1] reacts acetyl CoA with oxaloacetate to form citrate, and it is catalyzed by citrate synthase. • Step [2] isomerizes the 3o alcohol in citrate to the 2o alcohol in isocitrate; it is catalyzed by aconitase. • Step [3] isocitrate loses CO2 in a decarboxylation reaction catalyzed by isocitrat ...
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Respiration and Lipid Metabolism - Roberto Cezar | Fisiologista

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... c. Dehydrogenation d. Allergic e. Transamination ...
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Anaerobic respiration with elemental sulfur and with disulfides

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... The citric acid cycle constitutes the first stage in cellular respiration, the removal of high-energy electrons from carbon fuels. These electrons reduce O2 to generate a proton gradient. The gradient is used to synthesize ATP. ...
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File
File

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b-oxidation - mustafaaltinisik.org.uk
b-oxidation - mustafaaltinisik.org.uk

... • Acyl-CoAs are converted to acyl-carnitines by carnitine acyltransferase. • A translocator then imports Acyl carnitine into the matrix while simultaneously exporting free carnitine to the cytosol • Acyl-carnitine is then converted back to acylCoA in the matrix ...
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Electron transport chain



An electron transport chain (ETC) is a series of compounds that transfer electrons from electron donors to electron acceptors via redox reactions, and couples this electron transfer with the transfer of protons (H+ ions) across a membrane. This creates an electrochemical proton gradient that drives ATP synthesis, or the generation of chemical energy in the form of adenosine triphosphate (ATP). The final acceptor of electrons in the electron transport chain is molecular oxygen.Electron transport chains are used for extracting energy via redox reactions from sunlight in photosynthesis or, such as in the case of the oxidation of sugars, cellular respiration. In eukaryotes, an important electron transport chain is found in the inner mitochondrial membrane where it serves as the site of oxidative phosphorylation through the use of ATP synthase. It is also found in the thylakoid membrane of the chloroplast in photosynthetic eukaryotes. In bacteria, the electron transport chain is located in their cell membrane.In chloroplasts, light drives the conversion of water to oxygen and NADP+ to NADPH with transfer of H+ ions across chloroplast membranes. In mitochondria, it is the conversion of oxygen to water, NADH to NAD+ and succinate to fumarate that are required to generate the proton gradient. Electron transport chains are major sites of premature electron leakage to oxygen, generating superoxide and potentially resulting in increased oxidative stress.
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