Mercury poisoning would affect which of the following? OA) Pyruvate dehydrogenase complex. B) Hexokinase. OC) Complex I. OD) ATP Synthase.
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- How many C02 molecules are produced from the complete oxidation of stearic acid through catabolic pathways? A. 14 B. 16 C. 18 D. 20Which of the following is NOT produced during the oxidative phase of the pentose phosphate shunt? a Ribulose-5-Phosphate b Glyceraldehyde-3-phosphate c CO2 d NADPHWhich of the following statements is correct? a. Glycolysis and Krebs cycle produce ATP in substrate level phosphorylation b. Glycolysis and Krebs cycle produce ATP in oxidative level phosphorylation. c. Glycolysis and pyruvate oxidation produce ATP in substrate level phosphorylation. d. Glycolysis and pyruvate oxidation produce ATP in oxidative level phosphorylation.
- Which of the following steps occurs during the payoff phase of glycolysis? A. the conversion of phosphoenolpyruvate to pyruvate B. the conversion of fructose 6-phosphate to fructose 1,6-biphosphate C. the conversion of glucose 6-phosphate to fructose 6-phosphate D. the conversion of glucose to glucose 6-phosphateWhich substrate is used in the last step of glycolysis? answer choices A.) Phosphoenolpyruvate B.) Pyruvate C.) 1, 3-bisphosphoglycerate D.) Glyceraldehyde 3-phosphateWhat specific reaction cannot occur due to the presence of cyanide? A.Transfer of electrons to co-enzymes B.Inability to strip a carbon from pyruvate C.Transfer of electrons to and between carrier proteins D.Addition of a phosphate onto ADP to make ATP
- What is the role of NAD+/NADH in glycolysis?What are NADH and FADH2? a. Oxidized coenzymes which carry electrons b. energy-producing organelles c. short-term, socially popular sources of hydrogen gas d. Reduced coenzymes which carry electronsWhy would lack of oxygen completely inhibit the Krebs cycle and the electron transport chain but not glycolysis?
- Which molecule stimulates the activity of the pyruvate carboxylase enzyme? Is it ADP, CO2, ATP or Acetyl-CoA?What is the role of NAD+ in the process of cellular respiration? a. It functions as an electron carrier. b. It functions as an enzyme. c. It is the final electron acceptor for anaerobic respiration. d. It is a nucleotide source for the synthesis of ATP.Which of the following statements concerning alcoholic fermentation is NOT true? a. It occurs under aerobic conditions in yeast. b. It converts pyruvate into ethanol and CO2. c. One molecule of NADH is consumed. d. It generates NAD+ for reuse by glycolysis.