Which of the following statements about the aerobic respiration of a molecule of glucose is FALSE? O It requires pathways and membrane complexes in both the cytosol and mitochondria in eukaryotes. O 34 molecules of ATP are generated by oxidative phosphorylation. O It requires pathways and membrane complexes in the cytosol and plasma membrane in prokaryotes. O It can generate 38 molecules of ATP in prokaryotes. O 12 molecules of ATP are generated by substrate-level phosphorylation.
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- Which of the following statements about glycolysis is FALSE? O It generates 2 molecules of ATP net per molecule of glucose. O It is located in the cytosol of both prokaryotes and eukaryotes. O It requires an input of 2 molecules of ATP per molecule of glucose to generate fructose-1,6-bisphosphate. O It generates 2 molecules of NADH per molecule of glucose. O It liberates 2 molecules of CO2 per molecule of glucose.The standard free energy change for ATP hydrolysis is -7.3kcal/mol. The free energy change under typical cellular conditions is about -12kcal/mol. Why is there a difference? O The hydrolysis of ATP must be more difficult in the cellular environment O There is more ATP and less ADP in the cell O The cellular environment is anaerobic so O2 levels are reduced O The enzymes involved in the reaction are trapped in organellesHow many ADP molecules are phosphorylated as electrons of cytosolic NADH enter the mitochondria via malate-aspartate shuttle? O 32 OOO O 33 O 2.5 O 30 02
- Which of the following enzymes catalyze a reaction that is normally reversible in the cell? O triose phosphate isomerase O pyruvate kinase O phosphofructokinase 1 O hexokinaseWhich of the following statements about oxidative phosphorylation is correct? O H+ ions are transferred from Complex I or Complex II to ATP synthase where ATP production occ O Proton pumps transfer electrons from the cytosol to the mitochondrial matrix as electrons are tra O The chemical and electrical gradient is established between the intermembrane space and the ma electron carriers. O ATP synthase pumps electrons back to the intermembrane space as a consequence of electrocher mitochondrial matrix. • PreviousIn the eukaryotic cells, the endomembrane system Secretory vesidles Preteins syetheslzed for export Esocytosis Golgi Nucleus Rough ER Smooth ER O provide additional area where many metabolic processes occur form membranous compartments called organelles determines structures of cells greatly increase a cell's total membrane area facilitates protein synthesis Helps cells to attach to other cells
- H₂N 2 ATP + HCO₂ + NH₂ 2 ADP, PCPS-1 H₂N OPO,2 CH₂ HỘ NHỎ coo 1 O=A ARG1 NH₂ H₂O OTC NH₂ H₂H000 NH CHI CH₂ COO CH₂ CH₂ HỘ NHỎ coo This pathway is a net producer of energy. True False NH CH₂ CH₂ CH₂ HỘ NHỎ coo ASL NH₂ - فہة - NH CH₂ CH₂ HỔ NHĨ 3 ASS ATP PP L-Asp AMP 1 L-ornithine 2 carbamoyl phosphate 3 L-citrulline 4 argininosuccinate 5 fumarate 6 L-arginine 7 urea L-Asp L-aspartate CPS-1 carbamoyl phosphate synthetase I OTC Ornithine transcarbamoylase ASS argininosuccinate synthetase ASL argininosuccinate lyase ARG1 arginase 1 OH OH NH₂The purpose of malate-aspartate shuttle and glycerol 3-phosphate shuttle is to transport reducing equivalents from cytosol (formed in glycolysis) to mitochondria. If malate-aspartate shuttle is used (skeletal muscle and brain), what will be ATP yield from complete oxidation of glucose. 4 molecules of ATP. O 30 molecules of ATP. 2 molecules of ATP. 28 molecules of ATP. O 32 molecules of ATP.Medical researchers are studying a patient with the newly discovered u LEKS metabolic syndrome, in which a genetic mutaton prevents NADH produced in the cytosol from being reoxidized by the electron transport chain. Suppose the following nutrient molecule is digested and metabolized by this patient under anaerobic conditions, e.g. during a sudden intense exertion: de HO-CH: -OH Он н. HO H OH How many ATP molecules will uttimately be produced by the catabolism of this molecule? Note: you can ussume the catabohism is as complete as it can be under the conditions given above. How many molecules of pyruvate will be produced during dycalysist How many maleoules of lactate will be produced
- During aerobic respiration in eukaryotes, which product molecules receive the oxygen atoms that started out in substrate glucose molecules? H2O only H2O and C6H12O6 only CO2 only C6H12O6 and O2 only O2 onlyCyanide poisoning inhibits aerobic respiration at cytochrome c oxidase. Which of the following is NOT a result of cyanide poisoning at the cellular level? Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a b с d e Oxygen is reduced to water The rate of glycolysis increases Cells are forced to switch to anaerobic respiration The electron transport chain is not completed None of the above Answered K Open in Reading View ✔Posubmitwithout oxygen US V 11 glucose G 2 13 14 pyruvate with oxygen acetyl Col CO₂ CO₂ Using the diagram above, fill in the chart below for a summary of cellular respiration taking place in the mitochondria. X₂ X² но B I 2 4 electron transport system C > X Q 흐트 E Summary of Cellular Respiration Name of Location Brief Is ATP process of process Description produced? I E D