Question 1

An individual that is a genetic mosaic would be the result of a germ cell mutation.

Accepted Answer

A) True 
 B)False

Question 2

An example of a base analog would be

Accepted Answer

A)  EMS 
B)  Nitrous acid 
C)  5BU 
D)  Nitrogen mustards 
E)  Acridine dyes 
A)  EMS 
B)  Nitrous acid 
C)  5BU 
D)  Nitrogen mustards 
E)  Acridine dyes

Question 3

An example of a suppressor mutation would be

Accepted Answer

A)  An intragenic mutation that restores the inactive protein's structure 
B)  An intergenic mutation that increases the activity of a protein performing a different function as the mutated protein 
C)  An intergenic mutation that activates a transcription factor that increases the expression of a normal protein 
D)  A mutation that suppresses cell growth 
A)  An intragenic mutation that restores the inactive protein's structure 
B)  An intergenic mutation that increases the activity of a protein performing a different function as the mutated protein 
C)  An intergenic mutation that activates a transcription factor that increases the expression of a normal protein 
D)  A mutation that suppresses cell growth

Question 4

A mutagen is

Accepted Answer

A)  an agent that can alter the structure of DNA and cause mutations. 
B)  a depurinated base. 
C)  a DNA polymerase without a 5' to 3' exonuclease. 
D)  a deaminated base. 
A)  an agent that can alter the structure of DNA and cause mutations. 
B)  a depurinated base. 
C)  a DNA polymerase without a 5' to 3' exonuclease. 
D)  a deaminated base.

Question 5

HRR usually uses a sister chromatid.

Accepted Answer

A) True 
 B)False

Question 6

Which DNA repair mechanism uses DNA-N-glycolases?

Accepted Answer

A)  Recombinational repair 
B)  Direct repair 
C)  Base excision repair 
D)  Mismatch repair 
E)  Nucleotide excision repair 
A)  Recombinational repair 
B)  Direct repair 
C)  Base excision repair 
D)  Mismatch repair 
E)  Nucleotide excision repair

Question 7

Photolyase in yeast is an example of what kind of DNA repair mechanism?

Accepted Answer

A)  Recombinational repair 
B)  Direct repair 
C)  Base excision repair 
D)  Mismatch repair 
E)  Nucleotide excision repair 
A)  Recombinational repair 
B)  Direct repair 
C)  Base excision repair 
D)  Mismatch repair 
E)  Nucleotide excision repair

Question 8

After screening a colony of bacteria for mutations in a given gene, you discover 100 mutant colonies out of 3 million total colonies. What is the mutation frequency for this gene in the population?

Accepted Answer

A)  1.0 x 105 
B)  1.0 x 10-5 
C)  3.0 x 105 
D)  3.3 x 10-5 
A)  1.0 x 105 
B)  1.0 x 10-5 
C)  3.0 x 105 
D)  3.3 x 10-5

Question 9

A temporary change in the conformation of a nitrogenous base is called ________.

Accepted Answer

A)  Depurination 
B)  A tautomeric shift 
C)  Deamination 
D)  None of the answers are correct 
A)  Depurination 
B)  A tautomeric shift 
C)  Deamination 
D)  None of the answers are correct

An individual that is a genetic mosaic would be the result of a germ cell mutation.

An example of a base analog would be

An example of a suppressor mutation would be

A mutagen is

HRR usually uses a sister chromatid.

Which DNA repair mechanism uses DNA-N-glycolases?

Photolyase in yeast is an example of what kind of DNA repair mechanism?

After screening a colony of bacteria for mutations in a given gene, you discover 100 mutant colonies out of 3 million total colonies. What is the mutation frequency for this gene in the population?

A temporary change in the conformation of a nitrogenous base is called ________.

Overview of Genetics

Mendelian Inheritance

Chromosome Transmission During Cell Division and Sexual Reproduction

Extensions of Mendelian Inheritance

Non-Mendelian Inheritance

Genetic Linkage and Mapping in Eukaryotes

Genetic Transfer and Mapping in Bacteria

Variation in Chromosome Structure and Number

Molecular Structure of Dna and Rna

Chromosome Organization and Molecular Structure

Dna Replication

Gene Transcription and Rna Modification

Translation of Mrna

Gene Regulation in Bacteria

Gene Regulation in Eukaryotes I: Transcriptional and Translation Regulation

Gene Regulation in Eukaryotes Ii: Epigenetics

Non-Coding Rnas

Genetics of Viruses

Recombination, Immunogenetics, and Transposition

Molecular Technologies

Biotechnology

Genomics I: Analysis of Dna

Genomics Ii: Functional Genomics, Proteomics, and Bioinformatics

Medical Genetics and Cancer

Developmental Genetics

Population Genetics

Complex and Quantitative Traits

Evolutionary Genetics

Filters

Exam 19: Gene Mutation and Dna Repair

An individual that is a genetic mosaic would be the result of a germ cell mutation.

An example of a base analog would be

An example of a suppressor mutation would be

A mutagen is

HRR usually uses a sister chromatid.

Which DNA repair mechanism uses DNA-N-glycolases?

Photolyase in yeast is an example of what kind of DNA repair mechanism?

After screening a colony of bacteria for mutations in a given gene, you discover 100 mutant colonies out of 3 million total colonies. What is the mutation frequency for this gene in the population?

A temporary change in the conformation of a nitrogenous base is called ________.

Overview of Genetics

Mendelian Inheritance

Chromosome Transmission During Cell Division and Sexual Reproduction

Extensions of Mendelian Inheritance

Non-Mendelian Inheritance

Genetic Linkage and Mapping in Eukaryotes

Genetic Transfer and Mapping in Bacteria

Variation in Chromosome Structure and Number

Molecular Structure of Dna and Rna

Chromosome Organization and Molecular Structure

Dna Replication

Gene Transcription and Rna Modification

Translation of Mrna

Gene Regulation in Bacteria

Gene Regulation in Eukaryotes I: Transcriptional and Translation Regulation

Gene Regulation in Eukaryotes Ii: Epigenetics

Non-Coding Rnas

Genetics of Viruses

Recombination, Immunogenetics, and Transposition

Molecular Technologies

Biotechnology

Genomics I: Analysis of Dna

Genomics Ii: Functional Genomics, Proteomics, and Bioinformatics

Medical Genetics and Cancer

Developmental Genetics

Population Genetics

Complex and Quantitative Traits

Evolutionary Genetics

Filters