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Course
Biochemistry
Study Pack
Biochemistry
Course
Biochemistry
Study Pack
Set 1: The Facts of Life: Chemistry Is the Logic of Biological Phenomena
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Set 2: Water: the Medium of Life
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Set 3: Thermodynamics of Biological Systems
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Set 4: Amino Acids
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Set 5: Proteins: Their Primary Structure and Biological Functions
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Set 6: Proteins: Secondary, tertiary, and Quaternary Structure
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Set 7: Carbohydrates and the Glycoconjugates of Cell Surfaces
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Set 8: Lipids
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Set 9: Lipid Biosynthesis
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Set 10: Membranes and Membrane Transport
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Set 11: The Reception and Transmission of Extracellular Information
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Set 12: Enzymes Kinetics and Specificity
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Set 13: Mechanisms of Enzyme Action
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Set 14: Enzyme Regulation
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Set 15: Molecular Motors
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Set 16: Nutrition and the Organization of Metabolism
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Set 17: Glycolysis
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Set 18: The Tricarboxylic Acid Cycle
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Set 19: Electron Transport and Oxidative Phosphorylation
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Set 20: Photosynthesis
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Set 21: Gluconeogenesis, glycogen Metabolism, and the Pentose Phosphate Pathway
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Set 22: Fatty Acid Catabolism
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Set 23: Nitrogen Acquisition and Amino Acid Metabolism
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Set 24: Nucleotides and Nucleic Acids
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Set 25: Structure of Nucleic Acids
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Set 26: Synthesis and Degradation of Nucleotides
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Set 27: Recombinant Dna: Cloning and Creation of Chimeric Genes
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Set 28: DNA Metabolism: Replication, recombination, and Repair
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Set 29: Transcription and the Regulation of Gene Expression
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Set 30: Protein Synthesis
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Set 31: Post-Transcriptional Regulation of Gene Expression
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Set 32: Completing the Protein Life Cycle: Folding, processing, and Degradation
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Set 33: Metabolic Integration and Organ Specialization
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Set 13 Mechanisms Of Enzyme Action
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Set 13 Mechanisms Of Enzyme Action
Question 1
(Multiple Choice)
Free
Which of the following values is the estimated approximate lifetime of the transition state?
A)microseconds (10
-6
s)
B)nanoseconds (10
-9
s)
C)(10
-14
to 10
-13
s)
D)(10
-20
s)
Answer
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Question 2
(Multiple Choice)
Free
Which of the following structures has the greatest complementarity to enzyme active sites?
A)substrate
B)transition state
C)product
D)stable intermediate
Answer
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Question 3
(Multiple Choice)
Free
The catalytic triad common to many serine proteases involves shuttling of protons between the amino acids in the catalytic triad.Which of the following amino acid sequences is in the correct order for this process?
A)Ser-His-Asp
B)His-Ser-Asp
C)Ser-His-His
D)Asp-His-Ser
Answer
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