Exam 11: Oxidative Phosphorylation

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Use the following picture of a mitochondrion and label the (A) matrix, (B) crista, (c) inner membrane space, (D) cytoplasm, (E) inner membrane, (F) outer membrane, (G) location of the ATP synthesis, (H) location of elevated pH, and (I) the location of the electron transport system complexes.

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Question 61

The electron transport chain component that transfers electrons directly to oxygen is

(Multiple Choice)

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Question 62

Explain why many mitochondrial diseases are inherited from the mother only.

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Question 63

Protons are pumped by mitochondria during active electron transport

(Multiple Choice)

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Question 64

Thermogenin (or uncoupling protein) is not toxic like 2,4-dinitrophenol because the protein

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Question 65

Complex IV in the mitochondrial electron transport chain belongs to which enzyme class?

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Question 66

Which of the following statements about the chemiosmotic theory is true?

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Question 67

List the order of enzymes, enzyme complexes, and membrane soluble electron carriers that an electron is passed through on its way from NADH to O₂ in the electron transport system.

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Question 68

Which statement is true of the mitochondrial electron transport system?

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Question 69

On the left hand side of the figure, label the regions above and below the lipid membrane assuming the process occurs in mitochondria. On the right hand side, label the regions assuming the process occurs in chloroplasts.

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Question 70

Explain how ATP synthase can be used as primary active transporter of H⁺and pump protons.

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Question 71

Protons in the mitochondria are

(Multiple Choice)

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Question 72

What is the reaction catalyzed by complex III in the electron transport system?

(Multiple Choice)

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Question 73

A decrease in would be LEAST likely to affect the processes of the electron transport system.

(Multiple Choice)

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Question 74

The __________ causes the catalytic headpiece of ATP synthase to change conformation.

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Question 75

How are many mitochondrial diseases passed on from parents to offspring?

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Question 76

Explain the origin of the brown color of brown adipose tissue.

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Question 77

Which statement comparing chloroplasts and mitochondria is true?

(Multiple Choice)

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Question 78

ATP synthase is located in or on the

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Question 79

For one electron entering the electron transport chain at complex I, how many times is it handed off between redox active cofactors on its way through the enzyme complexes to end up on O₂?

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Question 80

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Exam 11: Oxidative Phosphorylation

Use the following picture of a mitochondrion and label the (A) matrix, (B) crista, (c) inner membrane space, (D) cytoplasm, (E) inner membrane, (F) outer membrane, (G) location of the ATP synthesis, (H) location of elevated pH, and (I) the location of the electron transport system complexes.

The electron transport chain component that transfers electrons directly to oxygen is

Explain why many mitochondrial diseases are inherited from the mother only.

Protons are pumped by mitochondria during active electron transport

Thermogenin (or uncoupling protein) is not toxic like 2,4-dinitrophenol because the protein

Complex IV in the mitochondrial electron transport chain belongs to which enzyme class?

Which of the following statements about the chemiosmotic theory is true?

List the order of enzymes, enzyme complexes, and membrane soluble electron carriers that an electron is passed through on its way from NADH to O2 in the electron transport system.

Which statement is true of the mitochondrial electron transport system?

On the left hand side of the figure, label the regions above and below the lipid membrane assuming the process occurs in mitochondria. On the right hand side, label the regions assuming the process occurs in chloroplasts.

Explain how ATP synthase can be used as primary active transporter of H+ and pump protons.

Protons in the mitochondria are

What is the reaction catalyzed by complex III in the electron transport system?

A decrease in would be LEAST likely to affect the processes of the electron transport system.

The __________ causes the catalytic headpiece of ATP synthase to change conformation.

How are many mitochondrial diseases passed on from parents to offspring?

Explain the origin of the brown color of brown adipose tissue.

Which statement comparing chloroplasts and mitochondria is true?

ATP synthase is located in or on the

For one electron entering the electron transport chain at complex I, how many times is it handed off between redox active cofactors on its way through the enzyme complexes to end up on O2?

Principles of Biochemistry

Physical Biochemistry: Energy Conversion, Water, and Membranes

Nucleic Acid Structure and Function

Protein Structure

Methods in Protein Biochemistry

Protein Function

Enzyme Mechanisms

Cell Signaling Systems

Glycolysis: a Paradigm of Metabolic Regulation

The Citrate Cycle

Photosynthesis

Carbohydrate Structure and Function

Carbohydrate Metabolism

Lipid Structure and Function

Lipid Metabolism

Amino Acid Metabolism

Nucleotide Metabolism

Metabolic Integration

DNA Replication, Repair, and Recombination

RNA Synthesis, Processing, and Gene Silencing

Protein Synthesis, Posttranslational Modification, and Transport

Gene Regulation

Filters

List the order of enzymes, enzyme complexes, and membrane soluble electron carriers that an electron is passed through on its way from NADH to O₂ in the electron transport system.

Explain how ATP synthase can be used as primary active transporter of H⁺and pump protons.

For one electron entering the electron transport chain at complex I, how many times is it handed off between redox active cofactors on its way through the enzyme complexes to end up on O₂?