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Fermentation - mvhs
Fermentation - mvhs

... Fermentation • Occurs when there is no oxygen available • allows some cells to produce ATP without the use of oxygen – ATP yield would be lower, though. Do you know why? – Only glycolysis is carried out– only 2 ATP produced. ...
Project 2 - University of South Florida
Project 2 - University of South Florida

... down into ADP(Adinosine diphosphate) and an organic molecule. The shadow price and the reduced cost help optimize the solution. For the objective of maximization of ATP production, if the value of shadow price of NADH is 3 that means an additional molecule of NADH can generate three more molecules o ...
+ 2
+ 2

Growth final1 - TOP Recommended Websites
Growth final1 - TOP Recommended Websites

... Measuring bacterial mass (live + dead) in liquid culture ...
bme-biochem-5-1-atp-adp-cycle-kh-6
bme-biochem-5-1-atp-adp-cycle-kh-6

... dinucleotide) acts as the energy carrier NAD+ is a coenzyme It is reduced to NADH when it picks up two electrons and one hydrogen ion ...
2. Citric acid cycle
2. Citric acid cycle

... Compare and contrast aerobic respiration and fermentation for three things that are similar/shared AND three things that are different! ...
BI 200 - Exam #2
BI 200 - Exam #2

... 12. The net gain of ATP per molecule of glucose fermented is A) 1. B) 2. C) 4. D) 8. 13. In aerobic respiration, the final electron acceptor is A) hydrogen. B) oxygen. C) water. D) ATP. ...
Second test - rci.rutgers.edu
Second test - rci.rutgers.edu

10 - LifeSciTRC
10 - LifeSciTRC

... A 52-year-old stock broker commits suicide using cyanide (CN-). Which of the following mechanisms is NOT caused by cyanide poising? A. OX-Phos will be inhibited ...
emboj7601444-sup
emboj7601444-sup

... Purification of E2bCD Wild-type bovine E2bCD (residues 162-421) fused at their amino-termini to maltosebinding protein (MBP), with the tobacco-etch virus (TEV) recognition sequence inserted in between the two moieties, was expressed in E. coli BL-21 (DE3) cells, similar to the method described previ ...
study guide
study guide

... 8.2 Photosynthesis: An Overview Chlorophyll and Chloroplasts In eukaryotes, photosynthesis occurs in organelles called chloroplasts. Chloroplasts house light-absorbing chemicals. Light is a form of energy. Sunlight is a mixture of all the different colors of visible light. Light-absorbing molecules ...
Answer Key 2 - UC Davis Plant Sciences
Answer Key 2 - UC Davis Plant Sciences

Document
Document

... Oxygen is the final electron acceptor in the Electron Transport chain without oxygen, the electron transport system gets backed up and shuts down. Chemiosmosis: the energy coupling mechanism- ATP synthase fig. 9.14 Fig. 9.15 Chemiosmosis couples the Electron transport chain to ATP synthesis- the ele ...
Chapter
Chapter

...  Enzymes of glycolysis use two ATP to convert one molecule of glucose to two molecules of three-carbon pyruvate  Reactions transfer electrons and hydrogen atoms to two NAD+ (reduces to NADH)  4 ATP form by substrate-level phosphorylation • Transfers a phosphate group directly from a substrate to ...
chapter-6-rev
chapter-6-rev

... d. a and b e. All of these In the matrix reactions, what happens to the original carbons in pyruvic acid? a. They form the backbone chain of citric acid. b. They form the ring structure of oxaloacetic acid. c. They are incorporated into molecules of NADH and FADH2. d. They end up in molecules of CO2 ...
Biochem03 - Amit Kessel Ph.D
Biochem03 - Amit Kessel Ph.D

PHOTOTROPHS
PHOTOTROPHS

Cells part 2 - fog.ccsf.edu
Cells part 2 - fog.ccsf.edu

... • ADP + P + energy ATP • Humans use food to make ATP by the process of Aerobic Respiration ...
1495/Chapter 03
1495/Chapter 03

... chemiosmosis.) Figure 3.10 shows how electron transfer moves H+ ions. Recall that during glycolysis and the Krebs cycle, ATP molecules are produced through substratelevel phosphorylation. In this process, the ADP molecule is phosphorylated. A phosphate group is moved from another substrate (like PEP ...
Energy Transformation — Cellular Respiration
Energy Transformation — Cellular Respiration

cycle - realfuture.org
cycle - realfuture.org

... inorganic origin. The oxidation of organic electron donors for energy generation is known as ‘respiration’. In aerobic respiration, oxygen acts as the terminal electron donor. In anaerobic respiration, some molecule other than oxygen has to function as the terminal electron acceptor. Fermentation is ...
respiration 4 - Home - KSU Faculty Member websites
respiration 4 - Home - KSU Faculty Member websites

... • Also called the hexose monophosphate shunt • Converts glucose to Triose-P – this enters the last stages of glycolysis, carbon then enters citric acid cycle as normal • Only 5 – 20% respiration occurs this way • But – makes useful intermediates needed for making DNA, RNA and phenolics • Appears imp ...
cycle - realfuture.org
cycle - realfuture.org

... inorganic origin. The oxidation of organic electron donors for energy generation is known as ‘respiration’. In aerobic respiration, oxygen acts as the terminal electron donor. In anaerobic respiration, some molecule other than oxygen has to function as the terminal electron acceptor. Fermentation is ...
Competency 3 - broward.k12.fl.us
Competency 3 - broward.k12.fl.us

... molecules per second; oxidative phosph. accounts for 90% of ATP generated • NADH donates electron to flavoprotein (first acceptor in chain) • Next passes to another protein, then to ubiquinone, the only non-protein carrier on chain (lipid) • The remaining electron carriers are cytochromes which pass ...
Glycolysis Embden-Meyerhoff pathway
Glycolysis Embden-Meyerhoff pathway

< 1 ... 71 72 73 74 75 76 77 78 79 ... 178 >

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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