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27 Which of the following molecules has the greatest reduction potential? NADH activated cytochrome (cytc) O...
Which of the following is the electron carrier produced in the pentose phosphate pathway? NADH NADPH ubiquinone cytochrome C FADH2
ANSWER TO ALL asap (BIOCHEMISTRY) The standard reduction potential of cytochrome cl (Fet) is 0.22 V and the standard reduction potential of cytochrome a (Fe3+) is 0.29 V. Is this reaction favorable or not? cytochro cytochrome cl (Fe?") + cytochrome a (Fe) → cytochrome a (Fe?") + cytochrome cl (Fe) A. Favorable B. NOT favorable QUESTION 13 Which of the following is true regarding the activity of phosphofructokinase (PFK)? 1. It is used by glycolysis and gluconeogenesis II. It is...
Which of the following correctly relates the reducing strength of the pair of molecules? QHz is a stronger reducing agent than NADH water is a stronger reducing agent than FADH, NADH is a stronger reducing agent than FADH, reduced cytochrome c (Fe) is a stronger reducing agent than QH
1. Please review the concept of standard reduction potential and answer the following question (1 point) Ubiquinone (Q) and cytochrome care components of the Electron Transport Chain (ETC). Their standard reduction potentials are listed below: Q+ 2H+ + 20 → QH2, AE = +0.045 V Cytochrome e (Fe)+H+ Cytochrome c (Fe?), AE = +0.254 V For the following net reactions, please circle the reaction that can occur spontaneously under standard conditions and in this reaction, please circle the reactant being...
3) Which of the following are the reasons why FADH2 produce less ATP compared to NADH? (3 points) I) Because it has lower oxidation potential compared to NADH II) Because it has lower reduction potential compared to NADH III) Because formation of FAD+ requires energy input IV) It pumps less number of H+ required for generation a) I and III b) III and IV c) I and IV d) II and IV
1.) Which of the following has a higher affinity for electrons? A.) NADH dehydrogenase complex B.) Cytochrome C Reductase complex
QUESTION 26 Which of the following processes produce the most NADH molecules per glucose molecule consumed? O a. glycolysis b. lactic acid fermentation c. the Kreb's cycle d. the electron transport chain QUESTION 27 A cell contains.39 potassium and is surrounded by a solution that contains.19 potassium. How could the cell acquire more potassium? afacilitated diffusion O b. exocytosis OC. osmosis O d. active transport
Which of the following has been associated with Alzheimer's Disease? O mutations in cytochrome oxidase c genes in brain cells O loss of mitochondria Skb and 7.4kb deletions in mtDNA of heart cells O No change in mitochondrial function.
27) Which one of the following best describes the electron transport chain? A) Electrons are passed from one carrier to another releasing a little energy at each B) Hydrogen atoms are added to CO2 to make an energy-rich compound. C) Electrons are pumped across a membrane by active transport. D) Glucose is broken down to a three-carbon compound 28) After completion of the citric acid cycle, most of the usable energy from the one molecule is in the form of...
Which one of the following correlation relationships has the lowest risk reduction potential? A. perfectly positive B. positive C. negative D. perfectly negative E. uncorrelated