Catalytic Strategies - Biochemistry

Course

Biochemistry

Study Pack

Set 1: Biochemistry: an Evolving Science

Set 2: Protein Composition and Structure

Set 3: Exploring Proteins and Proteomes

Set 4: DNA, RNA, and the Flow of Genetic Information

Set 5: Exploring Genes and Genomes

Set 6: Exploring Evolution and Bioinformatics

Set 7: Hemoglobin: a Portrait of a Protein in Action

Set 8: Enzymes: Basic Concepts and Kinetics

Set 18: Oxidative Phosphorylation

Set 9: Catalytic Strategies

Set 10: Regulatory Strategies

Set 11: Carbohydrates

Set 12: Lipids and Cell Membranes

Set 13: Membrane Channels and Pumps

Set 14: Signal-Transduction Pathways

Set 15: Metabolism: Basic Concepts and Design

Set 16: Glycolysis and Gluconeogenesis

Set 17: The Citric Acid Cycle

Set 19: The Light Reactions of Photosynthesis

Set 20: The Calvin Cycle and the Pentose Phosphate Pathway

Set 21: Glycogen Metabolism

Set 22: Fatty Acid Metabolism

Set 23: Protein Turnover and Amino Acid Catabolism

Set 24: The Biosynthesis of Amino Acids

Set 25: Nucleotide Biosynthesis

Set 26: Biosynthesis of Membrane Lipids and Steroids

Set 27: The Integration of Metabolism

Set 28: DNA Replication, Repair, and Recombination

Set 29: Rna Synthesis and Processing

Set 30: Protein Synthesis

Set 31: The Control of Gene Expression in Prokaryotes

Set 32: The Control of Gene Expression in Eukaryotes

Set 33: Sensory Systems

Set 34: The Immune System

Set 35: Molecular Motors

Set 36: Drug Development

Set 9 Catalytic Strategies

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Set 9 Catalytic Strategies

Question 1

(Multiple Choice)

Free

Which of the following is an enzyme that temporarily undergoes covalent catalysis as part of its mechanism?

A) papain
B) chymotrypsin
C) caspase
D) elastase
E) All of the answers are correct.

Answer

Question 2

(Multiple Choice)

Free

What process converts chymotrypsinogen to chymotrypsin?

A) metal ion binding
B) peptide bond cleavage
C) coenzyme association
D) cysteine methylation
E) proline hydroxylation

Answer

Question 3

(Multiple Choice)

Free

What modification is made to DNA that protects the host DNA from cleavage by host restriction endonucleases?

A) acetylation
B) methylation
C) phosphorylation
D) ubiquitination
E) adenylation

Answer