Podcast
Questions and Answers
What is the role of the electron receptor in a redox reaction?
What is the role of the electron receptor in a redox reaction?
- It is a catalyst for the reaction
- It is the oxidizing agent (correct)
- It is the reducing agent
- It doesn't participate in the reaction
What is the net result of the oxidation of organic fuel molecules during cellular respiration?
What is the net result of the oxidation of organic fuel molecules during cellular respiration?
- Energy remains constant, and ATP is unchanged
- Energy is stored, and ATP is reduced
- Energy is consumed, and ATP is broken down
- Energy is released, and ATP is synthesized (correct)
What is the function of NAD+ in cellular respiration?
What is the function of NAD+ in cellular respiration?
- It acts as a reducing agent to donate electrons
- It acts as an energy storage molecule
- It acts as a catalyst to speed up the reaction
- It acts as an oxidizing agent to accept electrons (correct)
What is the significance of organic molecules with an abundance of hydrogen?
What is the significance of organic molecules with an abundance of hydrogen?
What is the result of the stepwise energy harvest via NAD+ and the electron transport chain?
What is the result of the stepwise energy harvest via NAD+ and the electron transport chain?
What is the role of oxygen in cellular respiration?
What is the role of oxygen in cellular respiration?
Where is the electron transport chain primarily located in the mitochondrion?
Where is the electron transport chain primarily located in the mitochondrion?
What is the final electron acceptor in the electron transport chain?
What is the final electron acceptor in the electron transport chain?
What is the outcome of the electron transport chain in terms of ATP production?
What is the outcome of the electron transport chain in terms of ATP production?
What is the purpose of the electron transport chain in terms of energy release?
What is the purpose of the electron transport chain in terms of energy release?
What type of molecules are the majority of the electron transport chain components?
What type of molecules are the majority of the electron transport chain components?
What is the role of cytochromes in the electron transport chain?
What is the role of cytochromes in the electron transport chain?
What occurs when oxygen is absent in cellular respiration?
What occurs when oxygen is absent in cellular respiration?
What is the function of anaerobic respiration in cellular respiration?
What is the function of anaerobic respiration in cellular respiration?
What is the purpose of fermentation in cellular respiration?
What is the purpose of fermentation in cellular respiration?
What is the byproduct of the first step in alcohol fermentation?
What is the byproduct of the first step in alcohol fermentation?
What is the role of yeast in fermentation?
What is the role of yeast in fermentation?
What is the primary difference between anaerobic respiration and fermentation?
What is the primary difference between anaerobic respiration and fermentation?
What is the product of the reaction catalyzed by phosphoglyceromutase?
What is the product of the reaction catalyzed by phosphoglyceromutase?
What is the purpose of the energy payoff phase of glycolysis?
What is the purpose of the energy payoff phase of glycolysis?
Which enzyme catalyzes the conversion of 1,3-Bisphosphoglycerate to 3-Phosphoglycerate?
Which enzyme catalyzes the conversion of 1,3-Bisphosphoglycerate to 3-Phosphoglycerate?
What is the byproduct of the reaction catalyzed by triose phosphate dehydrogenase?
What is the byproduct of the reaction catalyzed by triose phosphate dehydrogenase?
What is the reactant of the reaction catalyzed by phosphoenolpyruvate kinase?
What is the reactant of the reaction catalyzed by phosphoenolpyruvate kinase?
What is the product of the reaction catalyzed by glyceraldehyde 3-phosphate isomerase?
What is the product of the reaction catalyzed by glyceraldehyde 3-phosphate isomerase?
What is the main purpose of glycolysis in the context of cellular respiration?
What is the main purpose of glycolysis in the context of cellular respiration?
What is the role of feedback inhibition in the regulation of cellular respiration?
What is the role of feedback inhibition in the regulation of cellular respiration?
What is the primary source of small molecules used in biosynthesis?
What is the primary source of small molecules used in biosynthesis?
What is the role of phosphofructokinase in glycolysis?
What is the role of phosphofructokinase in glycolysis?
What is the purpose of regulating the activity of enzymes in the catabolic pathway?
What is the purpose of regulating the activity of enzymes in the catabolic pathway?
What is the result of the body's use of small molecules from food to build other molecules?
What is the result of the body's use of small molecules from food to build other molecules?
What is the maximum number of ATP molecules produced per glucose molecule during cellular respiration?
What is the maximum number of ATP molecules produced per glucose molecule during cellular respiration?
During which stage of cellular respiration do electrons passed to NAD+ and FAD contribute to the proton-motive force?
During which stage of cellular respiration do electrons passed to NAD+ and FAD contribute to the proton-motive force?
What type of phosphorylation occurs during the citric acid cycle?
What type of phosphorylation occurs during the citric acid cycle?
Where do the electron transport chain and chemiosmosis take place?
Where do the electron transport chain and chemiosmosis take place?
What is the primary mechanism of ATP production in cellular respiration?
What is the primary mechanism of ATP production in cellular respiration?
What is the net ATP yield from the citric acid cycle?
What is the net ATP yield from the citric acid cycle?
What is the byproduct of glycolysis that is used in the citric acid cycle?
What is the byproduct of glycolysis that is used in the citric acid cycle?
What is the role of electron shuttles in the electron transport chain?
What is the role of electron shuttles in the electron transport chain?
How many molecules of ATP are produced per molecule of glucose degraded to CO2 and water by respiration?
How many molecules of ATP are produced per molecule of glucose degraded to CO2 and water by respiration?
What is the mechanism of ATP production in glycolysis and the citric acid cycle?
What is the mechanism of ATP production in glycolysis and the citric acid cycle?
What is the percentage of ATP produced by oxidative phosphorylation in cellular respiration?
What is the percentage of ATP produced by oxidative phosphorylation in cellular respiration?
In which stage of cellular respiration is ATP produced by substrate-level phosphorylation?
In which stage of cellular respiration is ATP produced by substrate-level phosphorylation?
What is the primary function of the proton-motive force?
What is the primary function of the proton-motive force?
How much of the energy in a glucose molecule is transferred to ATP during cellular respiration?
How much of the energy in a glucose molecule is transferred to ATP during cellular respiration?
What is the sequence of energy flow during cellular respiration?
What is the sequence of energy flow during cellular respiration?
What is the primary location of the electron transport chain?
What is the primary location of the electron transport chain?
What is the result of the energy harvest via NAD+ and the electron transport chain?
What is the result of the energy harvest via NAD+ and the electron transport chain?
How many ATP molecules are produced during cellular respiration?
How many ATP molecules are produced during cellular respiration?
