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If you were to measure respiration in isolated mitochondria, which of the follo…

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Wize University Biology Textbook > Energy & Metabolism

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Wize University Biology Textbook > Cellular Respiration

Pyruvate Processing [Oxidation] [short]

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If you were to measure respiration in isolated mitochondria, which of the following additions would result in the highest proton motive force?
More ATP Energy and the Proton Motive Force (PMF) Questions:
High Energy Intermediates (Similar to 2018 question 3)
In high energy intermediates, how is energy stored?
Which of the following is/are false about ATP synthesis?
The large number of ATPs produced in the mitochondria are
ATP Stynthase
Which is TRUE about ATP synthase?
The inner membrane of the mitochondria is filled with cristae (folded parts). How would this aid in increasing ATP production? Explain the structure-function relationship of the inner mitochondrial membrane.
Wize Concept Check
Describe the driving forces of ATPase function. Include as many energetically favorable examples as you can.
Explain how we know ATP hydrolysis can do mechanical work. Use numbers in your answer.
Give a real-life example of an ATP coupled reaction. Write out the equations.
ATP synthesis: Similar to 2014 Question 15
Which statement is FALSE about ATP synthesis?
Which Statement is FALSE about ATP synthesis?
ATP Synthase
Explain the rotor like mechanism of ATP synthase. Use drawings to show the formation of ATP and explain how many H+ are needed to synthesize one ATP molecule.
High Energy Intermediates (Similar to 2018 question 3)
In high energy intermediates, how is energy stored?
ETC question
Oxidative phosphorylation comprises of both the ETC and
chemiosmosis
Why is ATP hydrolysis exergonic?
Which of the following statements is correct?
Which of the following is not an energy source for active transport?
How can energy coupling with ATP be described?
Which of the following is not a reason ATP hydrolysis is exergonic?
Which of the following is not a component of the ATP molecule?
Which of the following is not a reason Pi and ADP are more stable than ATP ?
Why are ADP + inorganic phosphate (Pi) more stable than ATP?
More The TCA [Citric Acid / Krebs] Cycle [detailed] Questions:
The bong mutant of a yeast species Saccharomyces causes them to be restricted to generating ATP through glycolysis alone. Which of the follow statements could be a possible role of this mutation?
Goal of Citric Acid Cycle
The primary goal of the citric acid cycle is to:
Goal of Citric Acid Cycle
The primary goal of the citric acid cycle is to....
Which enzyme and step catalyzes the production of FADH2?
Which of the following steps occurs during the Citric acid cycle?
NAD+ is reduced to NADH
Pyruvate is oxidized in the cytosol
Which of the following steps occurs during the Citric acid cycle?
NAD+ is reduced to NADH
Pyruvate is oxidized in the cytosol
Practice: Citric Acid Cycle- BIOCH2280
The primary goal of the citric acid cycle is to....
Using what you learned over all the lessons on metabolism, match the overall reaction with the process.
Electron carriers (Similar to 2018 question 38)
Which processes provide NADH to be used in the electron transport chain?
Which enzyme and step catalyzes the production of FADH2?
Practice: Products of TCA/Citric Acid/Krebs Cycle
What is generated through one turn of the citric acid cycle?
How many CO2CO_2 molecules are released per acetyl group that passes through the Krebs cycle?
Practice: CO2 Released by Krebs Cycle
How many CO2CO_2 molecules are released per acetyl group that passes through the Krebs cycle?
ATP Production
Which processes in central metabolism are able to generate ATP? Select all that apply.
The first reaction in the citric acid cycle is
MCAT Practice Question
The bong mutant of a yeast species Saccharomyces causes them to be restricted to generating ATP through glycolysis alone. Which of the follow statements could be a possible role of this mutation?
Practice: Location of Krebs Cycle
Where does the Krebs Cycle occur?
MCAT Practice Question
The bong mutant of a yeast species Saccharomyces causes them to be restricted to generating ATP through glycolysis alone. Which of the follow statements could be a possible role of this mutation?
Goal of Citric Acid Cycle
The primary goal of the citric acid cycle is to....
A baby is born with a rare genetic mutation. This mutation effects the functionality of the isocitrate dehydrogenase enzyme. What effect would this have on the body physiologically?
You are doing an experiment in class about cellular respiration. You are measuring the O2 consumption in the muscle cell of a human using a manometer under different conditions.All the readings are taken from the same muscle in the same individual. The first reading is taken when the individual wakes up in the morning, the second is taken after he works out and the third is taken after he eats 5 oranges (high levels of citrate) What would your findings be? Indicate if high or low amounts of O2 would be consumed and explain why in each case (6pts)
Why is the reaction α-Ketoglutarate --> Succinyl CoA done using a protein complex?
What would happen if you removed all malate a-ketogluterate antiporters from the mitochondria of a cell?
The first reaction in the citric acid cycle is
Give an example of substrate channeling in the TCA cycle. Give another example of two enzymes that do not have substrate channeling. Explain how they are different.
What are the overall effects of depleting citrate in a cell?
ATP Production
Which processes in central metabolism are able to generate ATP? Select all that apply.
Which enzyme and step catalyzes the production of FADH2?
During glycolysis a 6 carbon molecule of glucose is broken down into two 3 carbons molecules of pyruvate. For EACH cycle of the citric acid cycle how many carbons from glucose are used?
Electron carriers (Similar to 2018 question 38)
Which processes provide NADH to be used in the electron transport chain?
Using what you learned over all the lessons on metabolism, match the overall reaction with the process.
substrate level phosphorylation
In which of the following process(es) do we see substrate level phosphorylation?
Oxygen sensitivity question
Which process(es) are not oxygen sensitive
The first reaction in the citric acid cycle is
Practice: Goal of Citric Acid Cycle
The primary goal of the citric acid cycle is to....
Practice: Production of FADH2
Which enzyme and step catalyzes the production of FADH2?
Which of the following steps occurs during the Citric acid cycle?
NAD+ is reduced to NADH
Pyruvate is oxidized in the cytosol
In which of the following situations can Chlamydomonas grow?
In the presence of light, carbon dioxide and water alone
In the presence of acetate, water and oxygen alone
The bong mutant of a yeast species Saccharomyces causes them to be restricted to generating ATP through glycolysis alone. Which of the follow statements could be a possible role of this mutation?
The given figure shows the effect of different compounds on the amount of chlorophyll in a Chlamydomonas cell, a single cells photosynthetic eukaryote. Based on the figure, which of the following statements most accurately describes what the amount of chlorophyll is indicating?
Practice: CO2 Released by Krebs Cycle
How many CO2CO_2 molecules are released per acetyl group that passes through the Krebs cycle?
Practice: Products of TCA/Citric Acid/Krebs Cycle
What is generated through one turn of the citric acid cycle?
Citric Acid Cycle
Where does the Krebs Cycle occur?
Practice: Citric Acid Cycle- BIOCH2280
The primary goal of the citric acid cycle is to....
Where does the krebs cycle occur?
Which of the following contributes electrons to the electron transport chain?
Which of the following are the key products of the citric acid cycle?
Which of the following statements is correct?
What is generated through one turn of the citric acid cycle?
How does NAD+ function in the citric acid cycle?
How many CO2CO_2 molecules are released per acetyl group that passes through the Krebs cycle?
More Pyruvate Processing [Oxidation] [short] Questions:
Electron carriers (Similar to 2018 question 38)
Which processes provide NADH to be used in the electron transport chain?
PDC: Similar to 2014 Question 10
What is the overall yield of the pyruvate dehydrogenase complex for one molecule of glucose?
PDC: Similar to 2014 Question 10
What is the overall yield of the pyruvate dehydrogenase complex for one molecule of glucose?
PDC: Similar to 2014 Question 10
What is the overall yield of the pyruvate dehydrogenase complex for one molecule of glucose?
Electron carriers (Similar to 2018 question 38)
Which processes provide NADH to be used in the electron transport chain?
CO2
is removed from pyruvate which leads to
Coenzyme A
being added to it order to make Acetyl CoA
A human cell is no longer exposed to oxygen. Which of the following will take place?
Practice: Addition of CoA
When does coenzyme A (coA) become attached to pyruvate?
When does coenzyme A (coA) become attached to pyruvate?
Which vitamin is a co-factor in the reaction that coverts pyruvate to acetyl-CoA?