Question 1

Which of the following statements is true?

Accepted Answer

A)  high frequency recombination depends on a cell having multiple F plasmids 
B)  promiscuous plasmids can only be transferred between the same species 
C)  cells containing an F' plasmid have multiple copies of some genes 
D)  an F pilus is needed for bacterial transformation 
A)  high frequency recombination depends on a cell having multiple F plasmids 
B)  promiscuous plasmids can only be transferred between the same species 
C)  cells containing an F' plasmid have multiple copies of some genes 
D)  an F pilus is needed for bacterial transformation

Question 2

Restriction enzymes come from

Accepted Answer

A)  fungal cells 
B)  viruses 
C)  bacteria cells 
D)  animal cells 
A)  fungal cells 
B)  viruses 
C)  bacteria cells 
D)  animal cells

Question 3

Competence refers to a bacterium's ability to

Accepted Answer

A)  synthesize a protein from another species gene that has been engineered 
B)  undergo conjunction with an F+ cell 
C)  take up DNA fragments 
D)  be infected by a phage 
A)  synthesize a protein from another species gene that has been engineered 
B)  undergo conjunction with an F+ cell 
C)  take up DNA fragments 
D)  be infected by a phage

Question 4

A ________ is a genetic sequence able to move from one location in a chromosome to another.

Accepted Answer

A)  plasmid 
B)  F factor 
C)  transposon 
D)  R factor 
A)  plasmid 
B)  F factor 
C)  transposon 
D)  R factor

Question 5

A transgenic organism

Accepted Answer

A)  contains DNA from two different species of organism 
B)  contains a plasmid 
C)  is resistant to viral infection 
D)  contains DNA which allows it to transfer plasmids from its cells to other cells 
A)  contains DNA from two different species of organism 
B)  contains a plasmid 
C)  is resistant to viral infection 
D)  contains DNA which allows it to transfer plasmids from its cells to other cells

Question 6

RFLP's are the result of

Accepted Answer

A)  treating cells with enzymes that remove their cell walls 
B)  fusing two cells together 
C)  genes being transferred by a virus 
D)  cutting DNA with restriction enzymes 
A)  treating cells with enzymes that remove their cell walls 
B)  fusing two cells together 
C)  genes being transferred by a virus 
D)  cutting DNA with restriction enzymes

Question 7

Transposons are of particular significance because they

Accepted Answer

A)  come in pairs and often are associated with viruses 
B)  regulate gene transcription in bacteria 
C)  can be inserted using a gene gun 
D)  can be inserted either between genes or in genes in both prokaryotes and eukaryotes 
A)  come in pairs and often are associated with viruses 
B)  regulate gene transcription in bacteria 
C)  can be inserted using a gene gun 
D)  can be inserted either between genes or in genes in both prokaryotes and eukaryotes

Question 8

The process of conjugation in bacteria requires that

Accepted Answer

A)  two types of viruses be present 
B)  the bacteria be deprived of nutrients 
C)  there be naked DNA in the environment 
D)  there be contact between donor and recipient cells 
A)  two types of viruses be present 
B)  the bacteria be deprived of nutrients 
C)  there be naked DNA in the environment 
D)  there be contact between donor and recipient cells

Question 9

A typical transposon is flanked by

Accepted Answer

A)  resistance factors 
B)  inverted repeat terminals 
C)  RTF genes 
D)  repressor sites 
A)  resistance factors 
B)  inverted repeat terminals 
C)  RTF genes 
D)  repressor sites

Question 10

A relative is upset about genetically modified organisms being in food that she might eat. How are transgenic organisms different from organisms that undergo recombination events in nature? How do you feel about transgenic organisms? Do you feel the same about organisms used for laboratory research as those that are crops? How about transgenic organisms used to manufacture medical treatments or pets? Explain all of your opinions with scientific arguments or evidence.

Accepted Answer

Transgenic organisms have well-character

Question 11

Natural selection

Accepted Answer

A)  predicts that the addition of antibiotics to an environment does not directly cause organisms to become resistant 
B)  explains how antibiotic resistance can be maintained in a population 
C)  doesn't consider competition between strains 
D)  two of the above 
A)  predicts that the addition of antibiotics to an environment does not directly cause organisms to become resistant 
B)  explains how antibiotic resistance can be maintained in a population 
C)  doesn't consider competition between strains 
D)  two of the above

Question 12

Plasmids which contain genes for the formation of an F pilus are called

Accepted Answer

A)  transferable 
B)  promiscuous 
C)  competent 
D)  lytic 
A)  transferable 
B)  promiscuous 
C)  competent 
D)  lytic

Question 13

A viral cycle which ends with the rupture of the cell and release of new viral particles is the

Accepted Answer

A)  temperate cycle 
B)  lytic cycle 
C)  lysogenic cycle 
D)  prophage cycle 
A)  temperate cycle 
B)  lytic cycle 
C)  lysogenic cycle 
D)  prophage cycle

Question 14

A bacterium that is transformed

Accepted Answer

A)  cannot form a conjugation pilus 
B)  has acquired naked DNA from the environment 
C)  will probably die within 48 hours 
D)  if injected, it always will result in the death of a mouse 
A)  cannot form a conjugation pilus 
B)  has acquired naked DNA from the environment 
C)  will probably die within 48 hours 
D)  if injected, it always will result in the death of a mouse

Which of the following statements is true?

Restriction enzymes come from

Competence refers to a bacterium's ability to

A ________ is a genetic sequence able to move from one location in a chromosome to another.

A transgenic organism

RFLP's are the result of

Transposons are of particular significance because they

The process of conjugation in bacteria requires that

A typical transposon is flanked by

Natural selection

Plasmids which contain genes for the formation of an F pilus are called

A viral cycle which ends with the rupture of the cell and release of new viral particles is the

A bacterium that is transformed

Scope and History of Microbiology

Fundamentals of Chemistry

Microscopy and Staining

Characteristics of Prokaryotic and Eukaryotic Cells

Essential Concepts of Metabolism

Growth and Culturing of Bacteria

Microbial Genetics

An Introduction to Taxonomy: the Bacteria

Viruses

Eukaryotic Microorganisms and Parasites

Sterilization and Disinfection

Antimicrobial Therapy

Host-Microbe Relationships and Disease Processes

Epidemiology and Nosocomial Infections

Innate Host Defenses

Immunology I: Basic Principles of Adaptive Immunity and Immunization

Immunolgy Ii: Immunological Disorders and Tests

Diseases of the Skin and Eyes; Wounds and Bites

Urogenital and Sexually Transmitted Diseases

Diseases of the Respiratory System

Oral and Gastrointestinal Diseases

Cardiovascular, lymphatic and Systemic Disease

Diseases of the Nervous System

Environmental Microbiology

Applied Microbiology

Filters

Exam 8: Gene Transfer and Genetic Engineering

Which of the following statements is true?

Restriction enzymes come from

Competence refers to a bacterium's ability to

A ________ is a genetic sequence able to move from one location in a chromosome to another.

A transgenic organism

RFLP's are the result of

Transposons are of particular significance because they

The process of conjugation in bacteria requires that

A typical transposon is flanked by

Natural selection

Plasmids which contain genes for the formation of an F pilus are called

A viral cycle which ends with the rupture of the cell and release of new viral particles is the

A bacterium that is transformed

Scope and History of Microbiology

Fundamentals of Chemistry

Microscopy and Staining

Characteristics of Prokaryotic and Eukaryotic Cells

Essential Concepts of Metabolism

Growth and Culturing of Bacteria

Microbial Genetics

An Introduction to Taxonomy: the Bacteria

Viruses

Eukaryotic Microorganisms and Parasites

Sterilization and Disinfection

Antimicrobial Therapy

Host-Microbe Relationships and Disease Processes

Epidemiology and Nosocomial Infections

Innate Host Defenses

Immunology I: Basic Principles of Adaptive Immunity and Immunization

Immunolgy Ii: Immunological Disorders and Tests

Diseases of the Skin and Eyes; Wounds and Bites

Urogenital and Sexually Transmitted Diseases

Diseases of the Respiratory System

Oral and Gastrointestinal Diseases

Cardiovascular, lymphatic and Systemic Disease

Diseases of the Nervous System

Environmental Microbiology

Applied Microbiology

Filters