Homework Answers
10 a) If there is enough oxygen to continue the reaction, these pyruvates will enter the mitochondria. And what did we learn about the mitochondria? That the AEROBIC respiration reactions occur in the mitochondria.
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Should have been inhibited fermentation citric acid cycle oxidation of pyruvate electron transport glycolysis cristae...
LOCATION OF THE CITRIC ACID CYCLE Choose... EMBEDDED CYTOCHROME PROTEIN PUMPS FOUND IN Choose... CRISTAE/CISTERNA THE...
LOCATION OF THE CITRIC ACID CYCLE Choose... EMBEDDED CYTOCHROME PROTEIN PUMPS FOUND IN Choose... CRISTAE/CISTERNA THE ONLY METHOD OF ATP PRODUCTION IN CELLS THAT LACKA CITRIC ACID CYCLE MITOCHONDRIA ANAEROBIC WHEN THE ENDING ELECTRONS ARE COMBINED WITH H2 + MATRIX 1/202 ANATOMY INCLUDES INTRAMEMBRANE SPACE AND MATRIX. CHEMIOSMOSIS ALWAYS OCCURS IN THE CYTOPLASM IN BOTH EUKARYOTES OXIDATION AND SUBSTRATE LEVEL PHOSPHORYLATION AND PROKARYOTES CRISTAE/CISTERNA FORM OF ANAEROBIC RESPIRATION USED BY YEAST GYLCOLYSIS CYCLICALLY REARRANGES CARBON INTERMEDIATES STARTING ELECTRON TRANSPORT CHAIN...
11) (a) During fermentation, cells generate ATP via...circle all that apply Electron Transport Chain or Citric...
11) (a) During fermentation, cells generate ATP via...circle all that apply Electron Transport Chain or Citric Acid Cycle or Glycolysis (b) If a cell ran out of NAD", then would that cell be able to continue performing glycolysis? If you say "no", then identify the specific step of glycolysis (draw it) that requires NAD. (c) During aerobic respiration, NAD* is regenerated when NADH donates its H atom to the electron transport chain. Explain how NAD is regenerated during fermentation. (d)...
FIND THE BEST FIT PAIR AMONG THE FOLLOWING: Choose... Choose.. CITRIC ACID CYCLE ANAEROBIC MATRIX CHEMIOSMOSIS...
FIND THE BEST FIT PAIR AMONG THE FOLLOWING: Choose... Choose.. CITRIC ACID CYCLE ANAEROBIC MATRIX CHEMIOSMOSIS OXIDATION AND SUBSTRATE LEVEL PHOSPHORYLATION CRISTAE/CISTERNA LOCATION OF THE CITRIC ACID CYCLE EMBEDDED CYTOCHROME PROTEIN PUMPS FOUND IN CRISTAE/CISTERNA THE ONLY METHOD OF ATP PRODUCTION IN CELLS THAT LACK A MITOCHONDRIA WHEN THE ENDING ELECTRONS ARE COMBINED WITH H2 + 1/202 ANATOMY INCLUDES INTRAMEMBRANE SPACE AND MATRIX ALWAYS OCCURS IN THE CYTOPLASM IN BOTH EUKARYOTES AND PROKARYOTES FORM OF ANAEROBIC RESPIRATION USED BY YEAST...
48. In all cells, glucose catabolism begins with a glycolysis. b. fermentation c. pyruvate oxidation. d....
48. In all cells, glucose catabolism begins with a glycolysis. b. fermentation c. pyruvate oxidation. d. the citric acid cycle. e. chemiosmosis Questions 49-51 apply to the diagram below 49. The diagram above most likely represent metabolic processes occurring in the a Endoplasmic reticulum b. Mitochondria c. Chloroplast d Golgi apparatus e Lysosome 50. Under aerobic conditions "X" is most likely the molecule: a. Hydrogen peroxide b. Superoxide dismutase c. Oxygen d. Carbon dioxide c. Nitrate 51. The structure indicated...
is required to accept electron 17. At the very end of the electron transport chain in...
is required to accept electron 17. At the very end of the electron transport chain in the mitochondria, final electron acceptor. A. carbon dioxide B. ADP C. ATP Synthase Doxygen E. NAD+ 18. Select the correct flow of energy transfer during cellular respiration. A. NADHH gradient glucose → ATP B glucose → NADH H gradient ATP C. glucose H gradient → NADH ATP D. glucose ATPH gradient → NADH 19. If a muscle cell has low levels of oxygen, which...
FOR BIOCHEMISTRY: 1. The end products of glycolysis are all except ______________ NADH citrate pyruvate Acetyl...
FOR BIOCHEMISTRY: 1. The end products of glycolysis are all except ______________ NADH citrate pyruvate Acetyl CoA 2. What substance is produced by the oxidation of pyruvate and feeds into the citric acid cycle? glucose Acetyl CoA O2 CO2 3. Pyruvate can only oxidize in a presence of oxygen true false 4. Which of the following is Uncharacteristic of ATP? It is formed by attaching a phosphate group to ADP with a high-energy bond When dephosphorylated, ATP becomes ADP It...
What is the reducing agent (or electron donor) in the following reaction? Pyruvate + NADH +...
What is the reducing agent (or electron donor) in the following reaction? Pyruvate + NADH + H^+ rightarrow Lactate + NAD^+ A. oxygen B. NADH+H^+ C. NAD^+ D. lactate E. pyruvate Reactants capable of interacting to form products in a chemical reaction must first overcome a thermodynamic barrier known as the reaction's A. entropy B. heat content. C. activation energy. D. endothermic level. E. free-energy content. What does the chemiosmotic process in mitochondria involve? A. establishment of a proton gradient...
1. There's a branching point in cellular respiration involving pyruvate. Pyruvate can undergo lactic acid fermentation...
1. There's a branching point in cellular respiration involving pyruvate. Pyruvate can undergo lactic acid fermentation or enter the mitochondria to enter the citric acid cycle. What determines what happens to pyruvate? A. Energy demands of the cell B. 15% concentrated power of will C. pH of the intracellular fluid D. Presence/absence of oxygen In the fed state, how is glucose used in the body? Select all correct answer choices. A. Used in glycogenesis to create glycogen in skeletal muscles...
Steps 6 and 8 of the citric acid cycles are _____ reactions. phosphate-transfer hydrolysis oxidation–reduction carboxylation...
Steps 6 and 8 of the citric acid cycles are _____ reactions. phosphate-transfer hydrolysis oxidation–reduction carboxylation The 4-carbon intermediates of the citric acid cycle can be used for _____. gluconeogenesis fatty acid synthesis nucleotide synthesis glycolysis Additional oxaloacetate for the citric acid cycle can be generated in one step from pyruvate glyoxylate citrate acetyl-CoA ΔG°' for a reaction is 800 J · mol–1. What is ΔG at 37°C when the ratio of product to reactant concentrations is 0.6? 640 J...
QUESTION 1 Which of the following options lists the stages in cellular respiration in the correct...
QUESTION 1 Which of the following options lists the stages in cellular respiration in the correct order? A. glycolysis, oxidative phosphorylation, pyruvate oxidation, and the citric acid cycle B glycolysis, pyruvate oxidation, the citric acid cycle, and oxidative phosphorylation C. pyruvate oxidation, oxidative phosphorylation, glycolysis, and the citric acid cycle D. the citric acid cycle, oxidative phosphorylation, pyruvate oxidation, and glycolysis QUESTION 2 When a glucose molecule loses a hydrogen atom as the result of an oxidation-reduction reaction, the glucose...
LOCATION OF THE CITRIC ACID CYCLE Choose... EMBEDDED CYTOCHROME PROTEIN PUMPS FOUND IN Choose... CRISTAE/CISTERNA THE ONLY METHOD OF ATP PRODUCTION IN CELLS THAT LACKA CITRIC ACID CYCLE MITOCHONDRIA ANAEROBIC WHEN THE ENDING ELECTRONS ARE COMBINED WITH H2 + MATRIX 1/202 ANATOMY INCLUDES INTRAMEMBRANE SPACE AND MATRIX. CHEMIOSMOSIS ALWAYS OCCURS IN THE CYTOPLASM IN BOTH EUKARYOTES OXIDATION AND SUBSTRATE LEVEL PHOSPHORYLATION AND PROKARYOTES CRISTAE/CISTERNA FORM OF ANAEROBIC RESPIRATION USED BY YEAST GYLCOLYSIS CYCLICALLY REARRANGES CARBON INTERMEDIATES STARTING ELECTRON TRANSPORT CHAIN...
11) (a) During fermentation, cells generate ATP via...circle all that apply Electron Transport Chain or Citric Acid Cycle or Glycolysis (b) If a cell ran out of NAD", then would that cell be able to continue performing glycolysis? If you say "no", then identify the specific step of glycolysis (draw it) that requires NAD. (c) During aerobic respiration, NAD* is regenerated when NADH donates its H atom to the electron transport chain. Explain how NAD is regenerated during fermentation. (d)...
FIND THE BEST FIT PAIR AMONG THE FOLLOWING: Choose... Choose.. CITRIC ACID CYCLE ANAEROBIC MATRIX CHEMIOSMOSIS OXIDATION AND SUBSTRATE LEVEL PHOSPHORYLATION CRISTAE/CISTERNA LOCATION OF THE CITRIC ACID CYCLE EMBEDDED CYTOCHROME PROTEIN PUMPS FOUND IN CRISTAE/CISTERNA THE ONLY METHOD OF ATP PRODUCTION IN CELLS THAT LACK A MITOCHONDRIA WHEN THE ENDING ELECTRONS ARE COMBINED WITH H2 + 1/202 ANATOMY INCLUDES INTRAMEMBRANE SPACE AND MATRIX ALWAYS OCCURS IN THE CYTOPLASM IN BOTH EUKARYOTES AND PROKARYOTES FORM OF ANAEROBIC RESPIRATION USED BY YEAST...
48. In all cells, glucose catabolism begins with a glycolysis. b. fermentation c. pyruvate oxidation. d. the citric acid cycle. e. chemiosmosis Questions 49-51 apply to the diagram below 49. The diagram above most likely represent metabolic processes occurring in the a Endoplasmic reticulum b. Mitochondria c. Chloroplast d Golgi apparatus e Lysosome 50. Under aerobic conditions "X" is most likely the molecule: a. Hydrogen peroxide b. Superoxide dismutase c. Oxygen d. Carbon dioxide c. Nitrate 51. The structure indicated...
is required to accept electron 17. At the very end of the electron transport chain in the mitochondria, final electron acceptor. A. carbon dioxide B. ADP C. ATP Synthase Doxygen E. NAD+ 18. Select the correct flow of energy transfer during cellular respiration. A. NADHH gradient glucose → ATP B glucose → NADH H gradient ATP C. glucose H gradient → NADH ATP D. glucose ATPH gradient → NADH 19. If a muscle cell has low levels of oxygen, which...
What is the reducing agent (or electron donor) in the following reaction? Pyruvate + NADH + H^+ rightarrow Lactate + NAD^+ A. oxygen B. NADH+H^+ C. NAD^+ D. lactate E. pyruvate Reactants capable of interacting to form products in a chemical reaction must first overcome a thermodynamic barrier known as the reaction's A. entropy B. heat content. C. activation energy. D. endothermic level. E. free-energy content. What does the chemiosmotic process in mitochondria involve? A. establishment of a proton gradient...
QUESTION 1 Which of the following options lists the stages in cellular respiration in the correct order? A. glycolysis, oxidative phosphorylation, pyruvate oxidation, and the citric acid cycle B glycolysis, pyruvate oxidation, the citric acid cycle, and oxidative phosphorylation C. pyruvate oxidation, oxidative phosphorylation, glycolysis, and the citric acid cycle D. the citric acid cycle, oxidative phosphorylation, pyruvate oxidation, and glycolysis QUESTION 2 When a glucose molecule loses a hydrogen atom as the result of an oxidation-reduction reaction, the glucose...
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