Test Bank - Principles of Biochemistry, 5th Edition (Moran, 2012), Chapter 1-22 | All Chapters

,Contents
Chapter 1
@ Introduction to Biochemistry @ @ 1
Chapter 2
@ Water 10
Chapter 3
@ Amino Acids and the Primary Structures of Proteins
@ @ @ @ @ @ @ 27
Chapter 4
@ Proteins: Three-Dimensional Structure and Function
@ @ @ @ 46
Chapter 5
@ Properties of Enzymes @ @ 65
Chapter 6
@ Mechanisms of Enzymes @ @ 85
Chapter 7
@ Coenzymes and Vitamins @ @ 104
Chapter 8
@ Carbohydrates 119
Chapter 9
@ Lipids and Membranes
@ @ 137
Chapter 10
@ Introduction to Metabolism @ @ 153
Chapter 11
@ Glycolysis 169
Chapter 12
@ Gluconeogenesis, The Pentose Phosphate Pathway, @ @ @ @


and Glycogen Metabolism
@ @ 185
Chapter 13
@ The Citric Acid Cycle
@ @ @ 199
Chapter 14
@ Electron Transport and Oxidative Phosphorylation
@ @ @ @ 213
Chapter 15
@ Photosynthesis 227
Chapter 16
@ Lipid Metabolism
@ 241
Chapter 17
@ Amino Acid Metabolism
@ @ 256
Chapter 18
@ Nucleotide Metabolism @ 269
Chapter 19
@ Nucleic Acids @ 284
Chapter 20
@ DNA Replication, Repair, and Recombination
@ @ @ @ 300
Chapter 21
@ Transcription and RNA Processing @ @ @ 315
Chapter 22
@ Protein Synthesis
@ 330
Chapter 23
@ Recombinant DNA Technology @ @ 348

,Chapter 1 Introduction to Biochemistry
@ @ @




1) Which @ elements @account @ for @ more @ than @ 97% @ of @the @weight @ of @most @organisms?
A) C, @ H, @N, @Mg, @ O, @ S
B) C, @ H, @N, @O, @ P, @S
C) C, @ H, @N
D) Fe, @ C, @ H, @O, @ P
E) Ca2+, @ K+, @ Na+, @ Mg2+, @ Cl-

Answer: @ B
Page @ Ref: @ Section @ 2


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

Answer: @ D
Page @ Ref: @ Section @ 3


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



E) It @ is @a @ branched @ polymer @ of @glucose.

Answer: @ E
Page @ Ref: @ Section @ 3




1

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

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

Answer: @ C
Page @ Ref: @ Section @ 4


5) Which @ statement @is @true @about @ a @ reaction @with @an @equilibrium @ constant, @ Keq, @equal @ to @1000?

A) The @ forward @ rate @ constant @ is @1000 @ times @greater @ than @ the @ reverse @ rate @constant.
B) The @ forward @ rate @constant @ is @3 @ times @greater @ than @ reverse @ rate @constant.
C) The @ forward @ rate @ constant @ is @1000 @ times @smaller @than @ the @ reverse @ rate @ constant.
D) The @ forward @ rate @constant @ is @3 @ times @smaller @than @ the @ reverse @ rate @constant.
E) There @is @not @ enough @ information @ given @ to @compare @ the @ forward @ and @ reverse @ rate
@ constants.




Answer: @ A
Page @ Ref: @ Section @ 4


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

Answer: @ D
Page @ Ref: @ Section @ 4


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

Answer: @ B
Page @ Ref: @ Section @ 4




2