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