Principles of Biochemistry 5th Edition Horton Test Bank |ultimate guide 100% verified A+|ISBN : 9780130656650.

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



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




D) Fe, C, H, O, P ju ju ju ju




E) Ca2+, K+, Na+, Mg2+, Cl- ju ju ju ju




Answer: B j u



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. ju ju ju ju




C) span the membrane. ju ju




D) All of the above ju ju ju




E) B and C only
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Answer: D j u



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,
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insoluble fibers.
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E) It is a branched polymer of glucose.
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Answer: E j u



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.
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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 j u



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



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 ju ju




Answer: D j u



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 ju ju ju




B) negative Gibbʹs free energy ju ju ju




C) positive enthalpy ju




D) negative enthalpy ju




E) positive entropy ju




Answer: B j u



Page Ref: Section 4
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2