TEST BANK
Principles of Biochemistry
Laurence Moran, Robert Horton, Gray Scrimgeour, Marc Perry
5th Edition
, Test Bank - Principles of Biochemistry 5th Edition
Table of Contents
PART ONE: Introduction
Chapter 1 Introduction to Biochemistry
Chapter 2 Water
PART TWO: Structure and Function
Chapter 3 Amino Acids and the Primary Structures of Proteins
Chapter 4 Proteins: Three-Dimensional Structure and Function
Chapter 5 Properties of Enzymes
Chapter 6 Mechanisms of Enzymes
Chapter 7 Coenzymes and Vitamins
Chapter 8 Carbohydrates
Chapter 9 Lipids and Membranes
PART THREE: Metabolism and Bioenergetics
Chapter 10 Introduction to Metabolism
Chapter 11 Glycolysis
Chapter 12 Gluconeogenesis, the Pentose Phosphate Pathway, and Glycogen Metabolism
Chapter 13 The Citric Acid Cycle
Chapter 14 Electron Transport and ATP Synthesis
Chapter 15 Photosynthesis
Chapter 16 Lipid Metabolism
Chapter 17 Amino Acid Metabolism
Chapter 18 Nucleotide Metabolism
PART FOUR: Biological Information Flow
Chapter 19 Nucleic Acids
Chapter 20 DNA Replication, Repair, and Recombination
Chapter 21 21 Transcription and RNA Processing
Chapter 22 Protein Synthesis
Chapter 23 RecombinantnDNAnTechnology
, Test Bank - Principles of Biochemistry 5th Edition
Chapter 1 IntroductionntonBiochemistry
1) Whichn elementsnaccountn forn moren thann 97%n ofnthenweightn ofnmostnorganisms?
A) C,n H,nN,nMg,n O,n S
B) C,n H,nN,nO,n P,nS
C) C,n H,nN
D) Fe,n C,n H,nO,n P
E) Ca2+,n K+,n Na+,n Mg2+,n Cl-
Answer:n B
Pagen Ref:n Sectionn 2
2) Proteinsninn biologicaln membranesn mayn be
A) porous.
B) attachedn tonthen membranen surface.
C) spann then membrane.
D) Alln ofnthenabove
E) BnandnCnonly
Answer:n D
Pagen Ref:n Sectionn 3
3) Whichn statementn aboutn cellulosen isnfalse?
A) Itn isnthenmostnabundantn polysacchariden innnature.
B) Itsn monomersn aren joinedn bynglycosidicn bonds.
C) Itn isnpresentn innthenstemsn ofnfloweringn plants.
D) Thenhydroxylngroupsnofnneighboringncellulosenmoleculesninteractntonformnstrong,ninsolublen
fibers.
E) Itn isnan branchedn polymern ofnglucose.
Answer:n E
Pagen Ref:n Sectionn 3
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, Test Bank - Principles of Biochemistry 5th Edition
4) WhennKeqnofnan reactionn= n1,nthen
A) then forwardn reactionnisnfastern thann then reversen reaction.
B) then reversen reactionnisnfastern thann then forwardn reaction.
C) then forwardn andn reversen reactionn raten constantsn aren equal.
D) moren productsnaren formednthann reactants.
E) fewern productsnaren formednthann reactants.
Answer:n C
Pagen Ref:n Sectionn 4
5) Whichn statementn isntruenaboutn an reactionnwithnannequilibriumn constant,n Keq,nequaln ton1000?
A) Then forwardn raten constantn isn1000n timesngreatern thann thenreversen raten constant.
B) Then forwardn raten constantn isn3n timesngreatern thann reversen ratenconstant.
C) Then forwardn raten constantn isn1000ntimesnsmallernthann then reversen raten constant.
D) Then forwardn ratenconstantn isn3n timesnsmallernthann then reversen ratenconstant.
E) Therenisnnotn enoughn informationn givenn toncomparen then forwardn andn reversen raten constants.
Answer:n A
Pagen Ref:n Sectionn 4
6) Then studyn ofnthenenergyn changesn duringn metabolicnreactionsn isncalledn .
A) bioinformatics
B) metabodynamics
C) thermometrics
D) bioenergetics
E) biologicaln heatn dynamics
Answer:n D
Pagen Ref:n Sectionn 4
7) An spontaneousn chemicaln reactionnalwaysn hasn an n change.
A) positiven Gibbʹsn freen energy
B) negativen Gibbʹsnfreen energy
C) positiven enthalpy
D) negativen enthalpy
E) positiven entropy
Answer:n B
Pagen Ref:n Sectionn 4
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