TEST BANK
Biochemistry 6th Edition
By Reginald Garrett, Charles Grisham
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R
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, Table of Content
Part I. Molecular Components of Cells
Chapter 1. The Facts of Life: Chemistry Is the Logic of Biological Phenomena
Chapter 2. Water: The Medium of Life
Chapter 3. Thermodynamics of Biological Systems
Chapter 4. Amino Acids and the Peptide Bond
Chapter 5. Proteins: Their Primary Structure and Biological Functions
Chapter 6. Proteins: Secondary, Tertiary, and Quaternary Structure
Chapter 7. Carbohydrates and the Glycoconjugates of Cell Surfaces
Chapter 8. Lipids
Chapter 9. Membranes and Membrane Transport
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Chapter 10. Nucleotides and Nucleic Acids
Chapter 11. Structure of Nucleic Acids
Chapter 12. Recombinant DNA, Cloning, Chimeric Genes, and Synthetic Biology
Part II. Protein Dynamics
Chapter 13. Enzymes—Kinetics and Specificity
Chapter 14. Mechanisms of Enzyme Action
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Chapter 15. Enzyme Regulation
Chapter 16. Molecular Motors
Part III. Metabolism and Its Regulation
Chapter 17. Metabolism: An Overview
Chapter 18. Glycolysis
Chapter 19. The Tricarboxylic Acid Cycle
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Chapter 20. Electron Transport and Oxidative Phosphorylation
Chapter 21. Photosynthesis
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Chapter 22. Gluconeogenesis, Glycogen Metabolism, and the Pentose Phosphate Pathway
Chapter 23. Fatty Acid Catabolism
Chapter 24. Lipid Biosynthesis
Chapter 25. Nitrogen Acquisition and Amino Acid Metabolism
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Chapter 26. Synthesis and Degradation of Nucleotides
Chapter 27. Metabolic Integration and Organ Specialization
Part IV. Information Transfer
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Chapter 28. DNA Metabolism: Replication, Recombination, and Repair
Chapter 29. Transcription and the Regulation of Gene Expression
Chapter 30. Protein Synthesis
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Chapter 31. Completing the Protein Life Cycle: Folding, Processing, and Degradation
Chapter 32. The Reception and Transmission of Extracellular Information
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1. All are distinctive properties of living systems EXCEPT:
a. Living organisms are relatively simple.
b. Biological structures play a role in the organism's existence.
c. The living state is characterized by the flow of energy through the organism.
d. Living organisms are highly organized.
e. Living organisms are actively engaged in energy transformation.
ANSWER: a
2. Even though the building blocks have fairly simple structures, macromolecules are exquisitely organized in their
intricate three-dimensional architecture known as:
a. configuration.
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b. conformation.
c. sequence.
d. Lewis structure.
e. structural maturation.
ANSWER: b
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3. All of the following activities require the presence of ATP or NADPH EXCEPT:
a. osmoregulation.
b. biosynthesis.
c. movement of muscles.
d. light emission.
e. none, they are all energy-requiring activities.
R
ANSWER: e
4. Which are the four most common elements in the human body?
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a. hydrogen, calcium, oxygen and sodium
b. hydrogen, oxygen, iron and carbon
c. hydrogen, oxygen, carbon and nitrogen
d. oxygen, carbon, iron and nitrogen
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e. oxygen, silicon, calcium and nitrogen
ANSWER: c
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5. What makes carbon such an abundant element in biomolecules?
a. It can form up to five bonds by sharing its electrons.
b. It forms only single bonds.
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c. It provides low bond energy.
d. It forms stable covalent bonds by electron pair sharing.
e. It does not usually bond to other carbons, allowing a more diverse combination of elements.
ANSWER: d
6. The major precursors for the formation of biomolecules include all EXCEPT:
a. nitrate and dinitrogen.
b. water.
c. carbon dioxide.
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d. ammonium ion.
e. none, all are major precursors.
ANSWER: e
7. From the major precursors, the complex biomolecules are made in which sequence?
a. metabolites, building blocks, macromolecules, supramolecular complexes
b. macromolecules, building blocks, metabolites, supramolecular complexes
c. building blocks, macromolecules, supramolecular complexes, metabolites
d. metabolites, macromolecules, building blocks, supramolecular complexes
e. metabolites, building blocks, supramolecular complexes, macromolecules
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ANSWER: a
8. The structural integrity of supramolecular complexes (assemblies) of multiple components are bonded to each other by
all of the following forces EXCEPT:
a. covalent bonds
b. van der Waals forces
c. hydrogen bonds
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d. hydrophobic interactions
e. ionic interactions
ANSWER: a
9. Organelles have what three attributes?
a. Only in prokaryotic cells, membrane bound, have a dedicated set of tasks.
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b. Only in eukaryotic cells, membrane bound, have a dedicated set of tasks.
c. Only in eukaryotic cells, seldom membrane bound, have a dedicated set of tasks.
d. Only in prokaryotic cells, membrane bound, multi-functional.
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e. In both prokaryotic cells and eukaryotic cells, membrane bound, have a dedicated set of tasks.
ANSWER: b
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10. Membrane structures are maintained primarily by:
a. hydrophobic interactions.
b. covalent bonds.
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c. hydrogen bonds.
d. non-spontaneous assembly.
e. ionic interactions.
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ANSWER: a
11. All of the following are properties of membranes EXCEPT:
a. supramolecular assemblies.
b. define boundaries of cellular components.
c. spontaneous assemblies resulting from hydrophobic interactions.
d. identical protein and lipid composition in the major organelles.
e. none, all are true.
ANSWER: d
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Biochemistry 6th Edition
By Reginald Garrett, Charles Grisham
TU
TO
R
G
U
R
U
, Table of Content
Part I. Molecular Components of Cells
Chapter 1. The Facts of Life: Chemistry Is the Logic of Biological Phenomena
Chapter 2. Water: The Medium of Life
Chapter 3. Thermodynamics of Biological Systems
Chapter 4. Amino Acids and the Peptide Bond
Chapter 5. Proteins: Their Primary Structure and Biological Functions
Chapter 6. Proteins: Secondary, Tertiary, and Quaternary Structure
Chapter 7. Carbohydrates and the Glycoconjugates of Cell Surfaces
Chapter 8. Lipids
Chapter 9. Membranes and Membrane Transport
TU
Chapter 10. Nucleotides and Nucleic Acids
Chapter 11. Structure of Nucleic Acids
Chapter 12. Recombinant DNA, Cloning, Chimeric Genes, and Synthetic Biology
Part II. Protein Dynamics
Chapter 13. Enzymes—Kinetics and Specificity
Chapter 14. Mechanisms of Enzyme Action
TO
Chapter 15. Enzyme Regulation
Chapter 16. Molecular Motors
Part III. Metabolism and Its Regulation
Chapter 17. Metabolism: An Overview
Chapter 18. Glycolysis
Chapter 19. The Tricarboxylic Acid Cycle
R
Chapter 20. Electron Transport and Oxidative Phosphorylation
Chapter 21. Photosynthesis
G
Chapter 22. Gluconeogenesis, Glycogen Metabolism, and the Pentose Phosphate Pathway
Chapter 23. Fatty Acid Catabolism
Chapter 24. Lipid Biosynthesis
Chapter 25. Nitrogen Acquisition and Amino Acid Metabolism
U
Chapter 26. Synthesis and Degradation of Nucleotides
Chapter 27. Metabolic Integration and Organ Specialization
Part IV. Information Transfer
R
Chapter 28. DNA Metabolism: Replication, Recombination, and Repair
Chapter 29. Transcription and the Regulation of Gene Expression
Chapter 30. Protein Synthesis
U
Chapter 31. Completing the Protein Life Cycle: Folding, Processing, and Degradation
Chapter 32. The Reception and Transmission of Extracellular Information
, lkjhgfdsa
1. All are distinctive properties of living systems EXCEPT:
a. Living organisms are relatively simple.
b. Biological structures play a role in the organism's existence.
c. The living state is characterized by the flow of energy through the organism.
d. Living organisms are highly organized.
e. Living organisms are actively engaged in energy transformation.
ANSWER: a
2. Even though the building blocks have fairly simple structures, macromolecules are exquisitely organized in their
intricate three-dimensional architecture known as:
a. configuration.
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b. conformation.
c. sequence.
d. Lewis structure.
e. structural maturation.
ANSWER: b
TO
3. All of the following activities require the presence of ATP or NADPH EXCEPT:
a. osmoregulation.
b. biosynthesis.
c. movement of muscles.
d. light emission.
e. none, they are all energy-requiring activities.
R
ANSWER: e
4. Which are the four most common elements in the human body?
G
a. hydrogen, calcium, oxygen and sodium
b. hydrogen, oxygen, iron and carbon
c. hydrogen, oxygen, carbon and nitrogen
d. oxygen, carbon, iron and nitrogen
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e. oxygen, silicon, calcium and nitrogen
ANSWER: c
R
5. What makes carbon such an abundant element in biomolecules?
a. It can form up to five bonds by sharing its electrons.
b. It forms only single bonds.
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c. It provides low bond energy.
d. It forms stable covalent bonds by electron pair sharing.
e. It does not usually bond to other carbons, allowing a more diverse combination of elements.
ANSWER: d
6. The major precursors for the formation of biomolecules include all EXCEPT:
a. nitrate and dinitrogen.
b. water.
c. carbon dioxide.
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d. ammonium ion.
e. none, all are major precursors.
ANSWER: e
7. From the major precursors, the complex biomolecules are made in which sequence?
a. metabolites, building blocks, macromolecules, supramolecular complexes
b. macromolecules, building blocks, metabolites, supramolecular complexes
c. building blocks, macromolecules, supramolecular complexes, metabolites
d. metabolites, macromolecules, building blocks, supramolecular complexes
e. metabolites, building blocks, supramolecular complexes, macromolecules
TU
ANSWER: a
8. The structural integrity of supramolecular complexes (assemblies) of multiple components are bonded to each other by
all of the following forces EXCEPT:
a. covalent bonds
b. van der Waals forces
c. hydrogen bonds
TO
d. hydrophobic interactions
e. ionic interactions
ANSWER: a
9. Organelles have what three attributes?
a. Only in prokaryotic cells, membrane bound, have a dedicated set of tasks.
R
b. Only in eukaryotic cells, membrane bound, have a dedicated set of tasks.
c. Only in eukaryotic cells, seldom membrane bound, have a dedicated set of tasks.
d. Only in prokaryotic cells, membrane bound, multi-functional.
G
e. In both prokaryotic cells and eukaryotic cells, membrane bound, have a dedicated set of tasks.
ANSWER: b
U
10. Membrane structures are maintained primarily by:
a. hydrophobic interactions.
b. covalent bonds.
R
c. hydrogen bonds.
d. non-spontaneous assembly.
e. ionic interactions.
U
ANSWER: a
11. All of the following are properties of membranes EXCEPT:
a. supramolecular assemblies.
b. define boundaries of cellular components.
c. spontaneous assemblies resulting from hydrophobic interactions.
d. identical protein and lipid composition in the major organelles.
e. none, all are true.
ANSWER: d
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