Question 1

Deamination of adenine causes what kind of mutations in DNA?

Accepted Answer

The loss of NH3 forms hypoxant

Question 2

Choose the correct answer from the list below. Not all of the answers will be used.
-_______________ is/are typically involved in DNA repair.

Accepted Answer

A) uracil 
B) DNA ligase 
C) Huntington disease 
D) Ames 
E) xeroderma pigmentosum
F)tumor-suppressor genes
G)trinucleotide repeats
H)skin carcinoma
I)mutagen
J)direct repair
K)indirect repair
L)photolyase 
A) uracil 
B) DNA ligase 
C) Huntington disease 
D) Ames 
E) xeroderma pigmentosum
F)tumor-suppressor genes
G)trinucleotide repeats
H)skin carcinoma
I)mutagen
J)direct repair
K)indirect repair
L)photolyase

Question 3

_________________ is an ATPase needed for DNA repair by recombination.

Accepted Answer

A)  Polymerase III 
B)  RecA 
C)  RecB 
D)  RAD51 
E)  None of the above. 
A)  Polymerase III 
B)  RecA 
C)  RecB 
D)  RAD51 
E)  None of the above.

Question 4

Choose the correct answer from the list below. Not all of the answers will be used.
-_______________ is/are caused by expanded trinucleotide repeats.

Accepted Answer

A) uracil 
B) DNA ligase 
C) Huntington disease 
D) Ames 
E) xeroderma pigmentosum
F)tumor-suppressor genes
G)trinucleotide repeats
H)skin carcinoma
I)mutagen
J)direct repair
K)indirect repair
L)photolyase 
A) uracil 
B) DNA ligase 
C) Huntington disease 
D) Ames 
E) xeroderma pigmentosum
F)tumor-suppressor genes
G)trinucleotide repeats
H)skin carcinoma
I)mutagen
J)direct repair
K)indirect repair
L)photolyase

Question 5

Tumor-suppressor genes have a dominant negative genetic trait. What does this mean?

Accepted Answer

The loss of one copy results in the expr

Question 6

Damage to DNA may result in:

Accepted Answer

A)  cell death. 
B)  cell transformation. 
C)  changes in inherited sequences. 
D)  blockage of DNA replication. 
E)  All of the above. 
A)  cell death. 
B)  cell transformation. 
C)  changes in inherited sequences. 
D)  blockage of DNA replication. 
E)  All of the above.

Question 7

Give examples of types of damage to DNA that have led to the development of a variety of DNA-repair systems.

Accepted Answer

The simplest form of damage is the misin

Question 8

Choose the correct answer from the list below. Not all of the answers will be used.
-_______________ is the process for correcting for base-pair mismatches without excising bases.

Accepted Answer

A) uracil 
B) DNA ligase 
C) Huntington disease 
D) Ames 
E) xeroderma pigmentosum
F)tumor-suppressor genes
G)trinucleotide repeats
H)skin carcinoma
I)mutagen
J)direct repair
K)indirect repair
L)photolyase 
A) uracil 
B) DNA ligase 
C) Huntington disease 
D) Ames 
E) xeroderma pigmentosum
F)tumor-suppressor genes
G)trinucleotide repeats
H)skin carcinoma
I)mutagen
J)direct repair
K)indirect repair
L)photolyase

Question 9

Deamination of adenine causes what kind of mutations in DNA?

Accepted Answer

The loss of NH3 forms hypoxant

Question 10

Choose the correct answer from the list below. Not all of the answers will be used.
-An assay used to determine carcinogenic potential is the _______________ test.

Accepted Answer

A) uracil 
B) DNA ligase 
C) Huntington disease 
D) Ames 
E) xeroderma pigmentosum
F)tumor-suppressor genes
G)trinucleotide repeats
H)skin carcinoma
I)mutagen
J)direct repair
K)indirect repair
L)photolyase 
A) uracil 
B) DNA ligase 
C) Huntington disease 
D) Ames 
E) xeroderma pigmentosum
F)tumor-suppressor genes
G)trinucleotide repeats
H)skin carcinoma
I)mutagen
J)direct repair
K)indirect repair
L)photolyase

Exam 35: DNA Repair and Recombination

Deamination of adenine causes what kind of mutations in DNA?

Choose the correct answer from the list below. Not all of the answers will be used. -_______________ is/are typically involved in DNA repair.

_________________ is an ATPase needed for DNA repair by recombination.

Choose the correct answer from the list below. Not all of the answers will be used. -_______________ is/are caused by expanded trinucleotide repeats.

Tumor-suppressor genes have a dominant negative genetic trait. What does this mean?

Damage to DNA may result in:

Give examples of types of damage to DNA that have led to the development of a variety of DNA-repair systems.

Choose the correct answer from the list below. Not all of the answers will be used. -_______________ is the process for correcting for base-pair mismatches without excising bases.

Deamination of adenine causes what kind of mutations in DNA?

Choose the correct answer from the list below. Not all of the answers will be used. -An assay used to determine carcinogenic potential is the _______________ test.

Biochemistry and the Unity of Life

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

Amino Acids

Protein Three-Dimensional Structure

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

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