Question 1

The enzymes involved in the pyruvate dehydrogenase complex are

Accepted Answer

A)  physically separated from each other 
B)  crosslinked to each other by lipoic acid linkers 
C)  covalently bonded to coenzyme A 
D)  associated with each other in an ordered and complex array 
A)  physically separated from each other 
B)  crosslinked to each other by lipoic acid linkers 
C)  covalently bonded to coenzyme A 
D)  associated with each other in an ordered and complex array

Question 2

Which coenzyme listed below is not associated with the α -ketoglutarate dehydrogenase complex?

Accepted Answer

A)  thiamine pyrophosphate 
B)  lipoic acid 
C)  biotin 
D)  NAD+ 
A)  thiamine pyrophosphate 
B)  lipoic acid 
C)  biotin 
D)  NAD+

Question 3

The order of compounds and intermediates found in the citric acid cycle is as follows:

Accepted Answer

A)  Iso Citrate → Aconitate → α -Ketoglutarate → Fumarate → Malate → Oxaloacetate 
B)  Aconitate → Iso Citrate → Oxaloacetate → α -Ketoglutarate → Malate → Fumarate 
C)  Aconitate → Iso Citrate → α -Ketoglutarate → Fumarate → Malate → Oxaloacetate 
D)  Aconitate → Iso Citrate → α -Ketoglutarate → Malate → Fumarate → Oxaloacetate 
E)  Iso Citrate → Aconitate → α -Ketoglutarate → Malate → Oxaloacetate → Fumarate 
A)  Iso Citrate → Aconitate → α -Ketoglutarate → Fumarate → Malate → Oxaloacetate 
B)  Aconitate → Iso Citrate → Oxaloacetate → α -Ketoglutarate → Malate → Fumarate 
C)  Aconitate → Iso Citrate → α -Ketoglutarate → Fumarate → Malate → Oxaloacetate 
D)  Aconitate → Iso Citrate → α -Ketoglutarate → Malate → Fumarate → Oxaloacetate 
E)  Iso Citrate → Aconitate → α -Ketoglutarate → Malate → Oxaloacetate → Fumarate

Question 4

The anaplerotic reactions associated with the citric acid cycle are the result of

Accepted Answer

A)  the oxidative nature of the citric acid cycle 
B)  the use of many of the citric acid cycle intermediates in anabolism 
C)  the decarboxylation reactions 
D)  the production of GTP and reduced coenzymes 
A)  the oxidative nature of the citric acid cycle 
B)  the use of many of the citric acid cycle intermediates in anabolism 
C)  the decarboxylation reactions 
D)  the production of GTP and reduced coenzymes

Question 5

Which of the following enzymes contains a non-heme iron?

Accepted Answer

A)  citrate synthase 
B)  succinyl-CoA synthetase 
C)  succinate dehydrogenase 
D)  fumarase 
A)  citrate synthase 
B)  succinyl-CoA synthetase 
C)  succinate dehydrogenase 
D)  fumarase

The enzymes involved in the pyruvate dehydrogenase complex are

Which coenzyme listed below is not associated with the α -ketoglutarate dehydrogenase complex?

The order of compounds and intermediates found in the citric acid cycle is as follows:

The anaplerotic reactions associated with the citric acid cycle are the result of

Which of the following enzymes contains a non-heme iron?

Biochemistry and the Organization of Cells

Water the Solvent for Biochemical Reactions

Amino Acids and Peptides

The Three Dimensional Structure of Proteins

Protein Purification and Characterization Techniques

The Behavior of Proteins Enzymes

The Behavior of Proteins Enzymes Mechanisms and Control

Lipids and Proteins Are Associated in Biological Membranes

Nucleic Acids How Structure Conveys Information

Biosynthesis of Nucleic Acids Replication

Transcription of the Genetic Code the Biosynthesis of Rna

Protein Synthesis Translation of the Genetic Message

Nucleic Acid Biotechnology Techniques

Viruses Cancer and Immunology

The Importance of Energy Changes and Electron Transfer in Metabolism

Carbohydrates

Glycolysis

Storage Mechanisms and Control in Carbohydrate Metabolism

Electron Transport and Oxidative Phosphorylation

Lipid Metabolism

Photosynthesis

The Metabolism of Nitrogen

Integration of Metabolism Cellular Signaling

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Exam 19: The Citric Acid Cycle

The enzymes involved in the pyruvate dehydrogenase complex are

Which coenzyme listed below is not associated with the α -ketoglutarate dehydrogenase complex?

The order of compounds and intermediates found in the citric acid cycle is as follows:

The anaplerotic reactions associated with the citric acid cycle are the result of

Which of the following enzymes contains a non-heme iron?

Biochemistry and the Organization of Cells

Water the Solvent for Biochemical Reactions

Amino Acids and Peptides

The Three Dimensional Structure of Proteins

Protein Purification and Characterization Techniques

The Behavior of Proteins Enzymes

The Behavior of Proteins Enzymes Mechanisms and Control

Lipids and Proteins Are Associated in Biological Membranes

Nucleic Acids How Structure Conveys Information

Biosynthesis of Nucleic Acids Replication

Transcription of the Genetic Code the Biosynthesis of Rna

Protein Synthesis Translation of the Genetic Message

Nucleic Acid Biotechnology Techniques

Viruses Cancer and Immunology

The Importance of Energy Changes and Electron Transfer in Metabolism

Carbohydrates

Glycolysis

Storage Mechanisms and Control in Carbohydrate Metabolism

Electron Transport and Oxidative Phosphorylation

Lipid Metabolism

Photosynthesis

The Metabolism of Nitrogen

Integration of Metabolism Cellular Signaling

Filters