Principles Of Biochemistry, 5th Edition Test Bank By Moran, Horton, Scrimgeour, Perry

TEST BANK s s




PRINCIPLES OF BIOCHEMISTRY
5TH EDITION
Moran |Horton |Scrimgeour |Perry
s s s s s s




TEST BANK s s

,Principles of Biochemistry, 5th Edition Test Bank By: Moran, Horton,
s s s s s s s s s s s s s s s s s s


Scrimgeour, Perry
s s ss




Contents:
Chapter 1 Introduction to Biochemistry ss ss 1
Chapter 2 Water 10
Chapter 3 Amino Acids and the Primary Structures of
s s s s s s s s ss s s 27
Proteins
s s


Chapter 4 Proteins: Three-Dimensional Structure and Function
s s s s s s s s 46
Chapter 5 Properties of Enzymes s s s s 65
Chapter 6 Mechanisms of Enzymes s s s s 85
Chapter 7 Coenzymes and Vitamins s s s s 104
Chapter 8 Carbohydrates 119
Chapter 9 Lipids and Membranes
s s s s 137
Chapter 10 Introduction to Metabolism ss ss 153
Chapter 11 Glycolysis 169
Chapter 12 Gluconeogenesis, The Pentose Phosphate Pathway, s s s s s s s s


and Glycogen Metabolism
s s s s 185
Chapter 13 The Citric Acid Cycle
s s s s s s 199
Chapter 14 Electron Transport and s s Phosphorylation s s 213
Oxidative
s s


Chapter 15 Photosynthesis 227
Chapter 16 Lipid Metabolism
s s 241
Chapter 17 Amino Acid Metabolism
s s s s 256
Chapter 18 Nucleotide Metabolism s s 269
Chapter 19 Nucleic Acids s s 284
Chapter 20 DNA Replication, Repair, and Recombination
ss ss ss ss 300
Chapter 21 Transcription and RNA Processing ss s s ss 315
Chapter 22 Protein Synthesis ss 330
Chapter 23 Recombinant DNA Technology s s s s 348

,Chapter 1 Introduction to Biochemistry
ss ss ss ss ss




1) Which s s elements s s account s s for s s ss more s s than s s 97% s s of s s the s s weight s s of s s most
s s organisms?



A) C, s s H, s s N, s s Mg, s s O, s s ss S
B) C, s s H, s s N, s s O, s s P, s s S
C) C, s s H, s s N
D) Fe, s s C, s s H, s s O, s s P
E) Ca2+, s s K+, s s Na+, s s Mg2+, s s Cl-

Answer: B
Page s s Ref: s s Section s s 2


2) Proteins s s in s s biological s s membranes s s ss may s s be
A) porous.
B) attached s s to s s the s s membrane s s surface.
C) span s s ss the s s membrane.
D) All s s of s s the s s above
E) B s s and s s C s s only

Answer: D
Page s s Ref: s s Section s s 3


3) Which s s statement s s about s s cellulose s s is s s false?
A) It s s is s s the s s most s s abundant s s polysaccharide s s in s s nature.
B) Its s s monomers s s are s s joined s s by s s glycosidic s s bonds.
C) It s s is s s present s s in s s the s s stems s s of s s flowering s s plants.
D) The s s hydroxyl s s groups s s of s s neighboring s s cellulose s s molecules s s interact s s to
s s form s s strong, ssinsoluble s s fibers.
E) It s s is s s a s s branched s s polymer s s of s s glucose.

Answer: E
Page s s Ref: s s Section s s 3




1

, 4) When s s Keq s s of s s a s s reaction s s = s s 1, s s then

A) the s s forward s s reaction s s is s s faster s s than s s the s s reverse s s reaction.
B) the s s reverse s s ss reaction s s is s s faster s s than s s the s s forward s s reaction.
C) the s s forward s s and s s reverse s s reaction s s rate s s constants s s are s s equal.
D) more s s products s s are s s formed s s than s s reactants.
E) fewer s s products s s are s s formed s s than s s reactants.

Answer: C
Page s s Ref: s s Section s s 4


5) Which s s statement s s is s s true s s about s s a s s reaction s s with s s an s s equilibrium
s s constant, s s Keq, s s equal s s to ss1000?



A) The s s forward s s rate s s constant s s is s s 1000 s s times s s greater s s than s s the s s reverse
s s rate s s constant.



B) The s s forward s s rate s s constant s s ss is s s 3 ss ss times s s greater s s than s s reverse s s rate
s s constant.



C) The s s forward s s rate s s constant s s is s s 1000 s s times s s smaller s s than s s the s s reverse
s s rate s s constant.



D) The s s forward s s rate s s constant s s ss is s s 3 ss ss times s s smaller s s than s s the s s reverse s s rate
s s constant.



E) There s s is s s not s s enough s s information s s given s s to s s compare s s the s s forward
s s and s s reverse s s rate ssconstants.




Answer: A
Page s s Ref: s s Section s s 4


6) The s s study s s of s s the s s energy s s changes s s ss during s s metabolic s s reactions s s is s s called ss.
A) bioinformatics
B) metabodynamics
C) thermometrics
D) bioenergetics
E) biological s s heat s s s s dynamics

Answer: D
Page s s Ref: s s Section s s 4


7) A s s spontaneous s s chemical s s reaction s s always s s s s has s s a change.
A) positive s s Gibbʹs s s free s s energy
B) negative s s Gibbʹs s s free s s energy
C) positive s s enthalpy
D) negative s s enthalpy
E) positive s s entropy

Answer: B
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