Question 1

When an enzyme is saturated with substrates,

Accepted Answer

A)  it will display zero-order kinetics. 
B)  it will display first-order kinetics. 
C)  it will display second-order kinetics. 
D)  it will denature and cease to function. 
A)  it will display zero-order kinetics. 
B)  it will display first-order kinetics. 
C)  it will display second-order kinetics. 
D)  it will denature and cease to function.

Question 2

The Michaelis constant is

Accepted Answer

A)  the rate constant for the formation of the substrate-enzyme (E-S) complex. 
B)  the rate constant for the breakdown of the substrate-enzyme (E-S) complex to form free enzyme and substrate. 
C)  the rate constant for the breakdown of the substrate-enzyme (E-S) complex to form free enzyme and product. 
D)  a compilation of several rate constants for the reaction. 
A)  the rate constant for the formation of the substrate-enzyme (E-S) complex. 
B)  the rate constant for the breakdown of the substrate-enzyme (E-S) complex to form free enzyme and substrate. 
C)  the rate constant for the breakdown of the substrate-enzyme (E-S) complex to form free enzyme and product. 
D)  a compilation of several rate constants for the reaction.

Question 3

What effect is seen on a Lineweaver-Burk graph when a non-competitive inhibitor is added?

Accepted Answer

A)  The y-intercept is changed, but not change the slope of the line. 
B)  The slope of the line is changed, but not the y-intercept. 
C)  Both the y-intercept and the slope of the line are changed. 
D)  Neither the y-intercept not the slope of the line is changed. 
A)  The y-intercept is changed, but not change the slope of the line. 
B)  The slope of the line is changed, but not the y-intercept. 
C)  Both the y-intercept and the slope of the line are changed. 
D)  Neither the y-intercept not the slope of the line is changed.

When an enzyme is saturated with substrates,

The Michaelis constant is

What effect is seen on a Lineweaver-Burk graph when a non-competitive inhibitor is added?

Biochemistry and the Organization of Cells

Water: the Solvent for Biochemical Reactions

Amino Acids and Peptides

The Three-Dimensional Structure of Proteins

Protein Purification and Characterization Techniques

The Behavior of Proteins: Enzymes, Mechanisms, and Control

Lipids and Proteins Are Associated in Biological Membranes

Nucleic Acids: How Structure Conveys Information

Biosynthesis of Nucleic Acids: Replication

Transcription of the Genetic Code: Biosynthesis of RNA

Protein Synthesis: Translation of the Genetic Message

Nucleic Acid Biotechnology Techniques

Viruses, Cancer, and Immunology

The Importance of Energy Changes and Electron Transfer in Metabolism

Carbohydrates

Glycolysis

Storage Mechanisms and Control in Carbohydrate Metabolism

The Citric Acid Cycle

Electron Transport and Oxidative Phosphorylation

Lipid Metabolism

Photosynthesis

The Metabolism of Nitrogen

Integration of Metabolism: Cellular Signaling

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Exam 6: The Behavior of Proteins: Enzymes

When an enzyme is saturated with substrates,

The Michaelis constant is

What effect is seen on a Lineweaver-Burk graph when a non-competitive inhibitor is added?

Biochemistry and the Organization of Cells

Water: the Solvent for Biochemical Reactions

Amino Acids and Peptides

The Three-Dimensional Structure of Proteins

Protein Purification and Characterization Techniques

The Behavior of Proteins: Enzymes, Mechanisms, and Control

Lipids and Proteins Are Associated in Biological Membranes

Nucleic Acids: How Structure Conveys Information

Biosynthesis of Nucleic Acids: Replication

Transcription of the Genetic Code: Biosynthesis of RNA

Protein Synthesis: Translation of the Genetic Message

Nucleic Acid Biotechnology Techniques

Viruses, Cancer, and Immunology

The Importance of Energy Changes and Electron Transfer in Metabolism

Carbohydrates

Glycolysis

Storage Mechanisms and Control in Carbohydrate Metabolism

The Citric Acid Cycle

Electron Transport and Oxidative Phosphorylation

Lipid Metabolism

Photosynthesis

The Metabolism of Nitrogen

Integration of Metabolism: Cellular Signaling

Filters