TESTBANK T
PRINCIPLES OF BIOCHEMISTRY 5TH EDITION
T T T T
Laurence Moran, Robert Horton, Gray Scrimgeour & Marc Perry
T T T T T T T T
,Principles of Biochemistry, 5th Edition Test Bank By: Moran, Horton, Scrimgeour, Perry
T T T T T T T T T T T
Contents:
Chapter 1
T Introduction to Biochemistry T T 1
Chapter 2
T Water 10
Chapter 3
T Amino Acids and the Primary Structures of Proteins
T T T T T T T 27
Chapter 4
T Proteins: Three-Dimensional Structure and Function
T T T T 46
Chapter 5
T Properties of Enzymes T T 65
Chapter 6
T Mechanisms of Enzymes T T 85
Chapter 7
T Coenzymes and Vitamins T T 104
Chapter 8
T Carbohydrates 119
Chapter 9
T Lipids and Membranes
T T 137
Chapter 10
T Introduction to Metabolism T T 153
Chapter 11
T Glycolysis 169
Chapter 12
T Gluconeogenesis, The Pentose Phosphate Pathway, T T T T
and Glycogen Metabolism
T T 185
Chapter 13
T The Citric Acid Cycle
T T T 199
Chapter 14
T Electron Transport and Oxidative Phosphorylation
T T T T 213
Chapter 15
T Photosynthesis 227
Chapter 16
T Lipid Metabolism
T 241
Chapter 17
T Amino Acid Metabolism
T T 256
Chapter 18
T Nucleotide Metabolism T 269
Chapter 19
T Nucleic Acids T 284
Chapter 20
T DNA Replication, Repair, and Recombination
T T T T 300
Chapter 21
T Transcription and RNA Processing T T T 315
Chapter 22
T Protein Synthesis T 330
Chapter 23
T Recombinant DNA Technology T T 348
,Chapter 1 Introduction to Biochemistry
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1) Which elements account for more than 97% of the weight of most organisms?
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A) C, H, N, Mg, O, S
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B) C, H, N, O, P, S
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C) C, H, N T T
D) Fe, C, H, O, P T T T T
E) Ca2+ , K+ , Na+ , Mg2+ , Cl- T T T T
Answer: B T
Page Ref: Section 2
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2) Proteins in biological membranes may be
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A) porous.
B) attached to the membrane surface. T T T T
C) span the membrane. T T
D) All of the above T T T
E) B and C only
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Answer: D T
Page Ref: Section 3
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3) Which statement about cellulose is false?
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A) It is the most abundant polysaccharide in nature.
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B) Its monomers are joined by glycosidic bonds.
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C) It is present in the stems of flowering plants.
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D) The hydroxyl groups of neighboring cellulose molecules interact to form strong, insoluble fib
T T T T T T T T T T T T
ers.
E) It is a branched polymer of glucose.
T T T T T T
Answer: E T
Page Ref: Section 3
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1
, 4) When Keq of a reaction = 1, then
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A) the forward reaction is faster than the reverse reaction.
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B) the reverse reaction is faster than the forward reaction.
T T T T T T T T
C) the forward and reverse reaction rate constants are equal.
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D) more products are formed than reactants.
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E) fewer products are formed than reactants.
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Answer: C T
Page Ref: Section 4
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5) Which statement is true about a reaction with an equilibrium constant, Keq, equal to 1000?
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A) The forward rate constant is 1000 times greater than the reverse rate constant.
T T T T T T T T T T T T
B) The forward rate constant is 3 times greater than reverse rate constant.
T T T T T T T T T T T
C) The forward rate constant is 1000 times smaller than the reverse rate constant.
T T T T T T T T T T T T
D) The forward rate constant is 3 times smaller than the reverse rate constant.
T T T T T T T T T T T T
E) There is not enough information given to compare the forward and reverse rate constants.
T T T T T T T T T T T T T
Answer: A T
Page Ref: Section 4
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6) The study of the energy changes during metabolic reactions is called
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A) bioinformatics
B) metabodynamics
C) thermometrics
D) bioenergetics
E) biological heat dynamics T T
Answer: D T
Page Ref: Section 4
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7) A spontaneous chemical reaction always has a
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A) positive Gibbʹs free energy T T T
B) negative Gibbʹs free energy T T T
C) positive enthalpy T
D) negative enthalpy T
E) positive entropy T
Answer: B T
Page Ref: Section 4
T T T
2
PRINCIPLES OF BIOCHEMISTRY 5TH EDITION
T T T T
Laurence Moran, Robert Horton, Gray Scrimgeour & Marc Perry
T T T T T T T T
,Principles of Biochemistry, 5th Edition Test Bank By: Moran, Horton, Scrimgeour, Perry
T T T T T T T T T T T
Contents:
Chapter 1
T Introduction to Biochemistry T T 1
Chapter 2
T Water 10
Chapter 3
T Amino Acids and the Primary Structures of Proteins
T T T T T T T 27
Chapter 4
T Proteins: Three-Dimensional Structure and Function
T T T T 46
Chapter 5
T Properties of Enzymes T T 65
Chapter 6
T Mechanisms of Enzymes T T 85
Chapter 7
T Coenzymes and Vitamins T T 104
Chapter 8
T Carbohydrates 119
Chapter 9
T Lipids and Membranes
T T 137
Chapter 10
T Introduction to Metabolism T T 153
Chapter 11
T Glycolysis 169
Chapter 12
T Gluconeogenesis, The Pentose Phosphate Pathway, T T T T
and Glycogen Metabolism
T T 185
Chapter 13
T The Citric Acid Cycle
T T T 199
Chapter 14
T Electron Transport and Oxidative Phosphorylation
T T T T 213
Chapter 15
T Photosynthesis 227
Chapter 16
T Lipid Metabolism
T 241
Chapter 17
T Amino Acid Metabolism
T T 256
Chapter 18
T Nucleotide Metabolism T 269
Chapter 19
T Nucleic Acids T 284
Chapter 20
T DNA Replication, Repair, and Recombination
T T T T 300
Chapter 21
T Transcription and RNA Processing T T T 315
Chapter 22
T Protein Synthesis T 330
Chapter 23
T Recombinant DNA Technology T T 348
,Chapter 1 Introduction to Biochemistry
T T T
1) Which elements account for more than 97% of the weight of most organisms?
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A) C, H, N, Mg, O, S
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B) C, H, N, O, P, S
T T T T T
C) C, H, N T T
D) Fe, C, H, O, P T T T T
E) Ca2+ , K+ , Na+ , Mg2+ , Cl- T T T T
Answer: B T
Page Ref: Section 2
T T T
2) Proteins in biological membranes may be
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A) porous.
B) attached to the membrane surface. T T T T
C) span the membrane. T T
D) All of the above T T T
E) B and C only
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Answer: D T
Page Ref: Section 3
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3) Which statement about cellulose is false?
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A) It is the most abundant polysaccharide in nature.
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B) Its monomers are joined by glycosidic bonds.
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C) It is present in the stems of flowering plants.
T T T T T T T T
D) The hydroxyl groups of neighboring cellulose molecules interact to form strong, insoluble fib
T T T T T T T T T T T T
ers.
E) It is a branched polymer of glucose.
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Answer: E T
Page Ref: Section 3
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1
, 4) When Keq of a reaction = 1, then
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A) the forward reaction is faster than the reverse reaction.
T T T T T T T T
B) the reverse reaction is faster than the forward reaction.
T T T T T T T T
C) the forward and reverse reaction rate constants are equal.
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D) more products are formed than reactants.
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E) fewer products are formed than reactants.
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Answer: C T
Page Ref: Section 4
T T T
5) Which statement is true about a reaction with an equilibrium constant, Keq, equal to 1000?
T T T T T T T T T T T T T T
A) The forward rate constant is 1000 times greater than the reverse rate constant.
T T T T T T T T T T T T
B) The forward rate constant is 3 times greater than reverse rate constant.
T T T T T T T T T T T
C) The forward rate constant is 1000 times smaller than the reverse rate constant.
T T T T T T T T T T T T
D) The forward rate constant is 3 times smaller than the reverse rate constant.
T T T T T T T T T T T T
E) There is not enough information given to compare the forward and reverse rate constants.
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Answer: A T
Page Ref: Section 4
T T T
6) The study of the energy changes during metabolic reactions is called
T T T T T T T T T T .
A) bioinformatics
B) metabodynamics
C) thermometrics
D) bioenergetics
E) biological heat dynamics T T
Answer: D T
Page Ref: Section 4
T T T
7) A spontaneous chemical reaction always has a
T T T T T T change.
A) positive Gibbʹs free energy T T T
B) negative Gibbʹs free energy T T T
C) positive enthalpy T
D) negative enthalpy T
E) positive entropy T
Answer: B T
Page Ref: Section 4
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2
