Question 1

Viral proteins are categorized as early, middle, and late. Early proteins typically are necessary for

Accepted Answer

A)  production of viral mRNA. 
B)  packaging of DNA into the nucleocapsid. 
C)  copying the viral genome. 
D)  production of viral mRNA and copying the viral genome. 
A)  production of viral mRNA. 
B)  packaging of DNA into the nucleocapsid. 
C)  copying the viral genome. 
D)  production of viral mRNA and copying the viral genome.

Question 2

When a virus enters a host cell in which it can replicate, the process is called a(n)

Accepted Answer

A)  insertion. 
B)  infection. 
C)  prophage. 
D)  excision. 
A)  insertion. 
B)  infection. 
C)  prophage. 
D)  excision.

Question 3

The concentration of infectious plaque forming units (pfu) per volume of fluid is known as the

Accepted Answer

A)  infectivity. 
B)  virulence. 
C)  titer. 
D)  fluid infectivity. 
A)  infectivity. 
B)  virulence. 
C)  titer. 
D)  fluid infectivity.

Question 4

Lysogeny is unique to bacteriophages; similar relationships have not been found among the animal viruses.

Accepted Answer

A) True 
 B)False

Question 5

The T4 phage protects its DNA from host restriction endonucleases by

Accepted Answer

A)  glucosylating cytosine bases in the T4 genome to prevent DNA cleavage. 
B)  methylating all four bases (A, T, C, 
C)  integrating the viral genome into the host genome where it will not be degraded. 
D)  circularizing the viral genome so that it will not be degraded. 
E)  in the T4 genome to prevent DNA cleavage. 
A)  glucosylating cytosine bases in the T4 genome to prevent DNA cleavage. 
B)  methylating all four bases (A, T, C, 
C)  integrating the viral genome into the host genome where it will not be degraded. 
D)  circularizing the viral genome so that it will not be degraded. 
E)  in the T4 genome to prevent DNA cleavage.

Viral proteins are categorized as early, middle, and late. Early proteins typically are necessary for

When a virus enters a host cell in which it can replicate, the process is called a(n)

The concentration of infectious plaque forming units (pfu) per volume of fluid is known as the

Lysogeny is unique to bacteriophages; similar relationships have not been found among the animal viruses.

The T4 phage protects its DNA from host restriction endonucleases by

The Microbial World

Microbial Cell Structure and Function

Microbial Metabolism

Molecular Information Flow and Protein Processing

Microbial Growth and Its Control

Microbial Regulatory Systems

Molecular Biology of Microbial Growth

Microbial Systems Biology

Viral Genomics, Diversity, and Ecology

Genetics of Bacteria and Archaea

Biotechnology and Synthetic Biology

Microbial Evolution and Systematics

Metabolic Diversity of Microorganisms

Functional Diversity of Microorganisms

Diversity of Bacteria

Diversity of Archaea

Diversity of Microbial Eukarya

Taking the Measure of Microbial Systems

Microbial Ecosystems

Nutrient Cycles

Microbiology of the Built Environment

Microbial Symbioses

Microbial Symbioses with Humans

Microbial Infection and Pathogenesis

Innate Immunity: Broadly Specific Host Defenses

Adaptive Immunity: Highly Specific Host Defenses

Clinical Microbiology and Immunology

Epidemiology

Person-to-Person Bacterial and Viral Diseases

Vectorborne and Soilborne Bacterial and Viral Diseases

Waterborne and Foodborne Bacterial and Viral Diseases

Eukaryotic Pathogens: Fungi, Protozoans, and Helminths

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Exam 8: Viruses and Their Replication

Viral proteins are categorized as early, middle, and late. Early proteins typically are necessary for

When a virus enters a host cell in which it can replicate, the process is called a(n)

The concentration of infectious plaque forming units (pfu) per volume of fluid is known as the

Lysogeny is unique to bacteriophages; similar relationships have not been found among the animal viruses.

The T4 phage protects its DNA from host restriction endonucleases by

The Microbial World

Microbial Cell Structure and Function

Microbial Metabolism

Molecular Information Flow and Protein Processing

Microbial Growth and Its Control

Microbial Regulatory Systems

Molecular Biology of Microbial Growth

Microbial Systems Biology

Viral Genomics, Diversity, and Ecology

Genetics of Bacteria and Archaea

Biotechnology and Synthetic Biology

Microbial Evolution and Systematics

Metabolic Diversity of Microorganisms

Functional Diversity of Microorganisms

Diversity of Bacteria

Diversity of Archaea

Diversity of Microbial Eukarya

Taking the Measure of Microbial Systems

Microbial Ecosystems

Nutrient Cycles

Microbiology of the Built Environment

Microbial Symbioses

Microbial Symbioses with Humans

Microbial Infection and Pathogenesis

Innate Immunity: Broadly Specific Host Defenses

Adaptive Immunity: Highly Specific Host Defenses

Clinical Microbiology and Immunology

Epidemiology

Person-to-Person Bacterial and Viral Diseases

Vectorborne and Soilborne Bacterial and Viral Diseases

Waterborne and Foodborne Bacterial and Viral Diseases

Eukaryotic Pathogens: Fungi, Protozoans, and Helminths

Filters