Question 1

What are prions?

Accepted Answer

Prions are proteins that can assume (aft

Question 2

In the ribonuclease experiments performed by Anfinsen, what was the significance of the presence of the reducing agent β-mercaptoethanol?

Accepted Answer

The reducing agent reduced inc

Question 3

Use the following to answer questions
Choose the correct answer from the list below. Not all of the answers will be used.
-When a peptide bond is formed, a(n) ____________molecule is also made.

Accepted Answer

A) amino 
B) water 
C) protons 
D) DNA 
E) secondary structure
F)tertiary structure
G)Ramachandran
H)RNA
I)domain
J)cystine
K)proline
L)Sanger
M)D amino acids
N)cysteine 
A) amino 
B) water 
C) protons 
D) DNA 
E) secondary structure
F)tertiary structure
G)Ramachandran
H)RNA
I)domain
J)cystine
K)proline
L)Sanger
M)D amino acids
N)cysteine

Question 4

Use the following to answer questions
Choose the correct answer from the list below. Not all of the answers will be used.
-Two amino acids undergo oxidation to form a dimer called ____________.

Accepted Answer

A) amino 
B) water 
C) protons 
D) DNA 
E) secondary structure
F)tertiary structure
G)Ramachandran
H)RNA
I)domain
J)cystine
K)proline
L)Sanger
M)D amino acids
N)cysteine 
A) amino 
B) water 
C) protons 
D) DNA 
E) secondary structure
F)tertiary structure
G)Ramachandran
H)RNA
I)domain
J)cystine
K)proline
L)Sanger
M)D amino acids
N)cysteine

Question 5

Every third residue in the protein collagen is _______________.

Accepted Answer

The answer of Every third residue in the protein collagen...

Question 6

What structure(s) did Pauling and Corey predict in 1951?

Accepted Answer

A)  α helix 
B)  β sheet 
C)  β turn 
D)  A, B, and C 
E)  A and B 
A)  α helix 
B)  β sheet 
C)  β turn 
D)  A, B, and C 
E)  A and B

Question 7

Describe some of the features of an α helix.

Accepted Answer

The α helix is a coil stabilized by intr

Question 8

A protein whose peptide backbone is mostly extended and hydrogen bonded to different strands of the protein is composed mostly of the _______________ secondary structure.

Accepted Answer

The answer of A protein whose peptide backbone is mostly...

Question 9

Use the following to answer questions
Choose the correct answer from the list below. Not all of the answers will be used.
-The overall structure of a protein is referred to as ____________.

Accepted Answer

A) amino 
B) water 
C) protons 
D) DNA 
E) secondary structure
F)tertiary structure
G)Ramachandran
H)RNA
I)domain
J)cystine
K)proline
L)Sanger
M)D amino acids
N)cysteine 
A) amino 
B) water 
C) protons 
D) DNA 
E) secondary structure
F)tertiary structure
G)Ramachandran
H)RNA
I)domain
J)cystine
K)proline
L)Sanger
M)D amino acids
N)cysteine

Question 10

What determines a protein's function?

Accepted Answer

A)  its structure 
B)  its gene sequence 
C)  N-terminal amino acids 
D)  None of the above. 
E)  All of the above. 
A)  its structure 
B)  its gene sequence 
C)  N-terminal amino acids 
D)  None of the above. 
E)  All of the above.

Exam 4: Protein Three-Dimensional Structure

What are prions?

In the ribonuclease experiments performed by Anfinsen, what was the significance of the presence of the reducing agent β-mercaptoethanol?

Use the following to answer questions Choose the correct answer from the list below. Not all of the answers will be used. -When a peptide bond is formed, a(n) ____________molecule is also made.

Use the following to answer questions Choose the correct answer from the list below. Not all of the answers will be used. -Two amino acids undergo oxidation to form a dimer called ____________.

Every third residue in the protein collagen is _______________.

What structure(s) did Pauling and Corey predict in 1951?

Describe some of the features of an α helix.

A protein whose peptide backbone is mostly extended and hydrogen bonded to different strands of the protein is composed mostly of the _______________ secondary structure.

Use the following to answer questions Choose the correct answer from the list below. Not all of the answers will be used. -The overall structure of a protein is referred to as ____________.

What determines a protein's function?

Biochemistry and the Unity of Life

Water, Weak Bonds, and the Generation of Order Out of Chaos

Amino Acids

Techniques in Protein Biochemistry

Basic Concepts of Enzyme Action

Kinetics and Regulation

Mechanisms and Inhibitors

Hemoglobin: an Allosteric Protein

Carbohydrates

Lipids

Membrane Structure and Function

Signal Transduction Pathways

Digestion: Turning a Meal Into Cellular Biochemicals

Metabolism: Basic Concepts and Design

Glycolysis

Gluconeogenesis

Preparation for the Cycle

Harvesting Electrons From the Cycle

The Electron Transport Chain

The Proton-Motive Force

The Light Reactions

The Calvin Cycle

Glycogen Degradation

Glycogen Synthesis

The Pentose Phosphate Pathway

Fatty Acid Degredation

Fatty Acid Synthesis

Lipid Synthesis

Amino Acid Degradation and the Urea Cycle

Amino Acids Synthesis

Nucleotide Metabolism

The Structure of Informational Macromolecules: Dna and Rna

DNA Replication

DNA Repair and Recombination

RNA Synthesis and Regulation in Prokaryotes

Gene Expression in Eukaryotes

RNA Processing in Eukaryotes

The Genetic Code

The Mechanism of Protein Synthesis

Recombinant Dna Techniques

Filters