Question 1

The common species name of the virus is frequently based on the

Accepted Answer

A)  presence or absence of a nuclear membrane. 
B)  type of nucleic acid it contains. 
C)  disease the virus causes. 
D)  geographic area it is found. 
E)  shape of the viral nucleocapsid. 
A)  presence or absence of a nuclear membrane. 
B)  type of nucleic acid it contains. 
C)  disease the virus causes. 
D)  geographic area it is found. 
E)  shape of the viral nucleocapsid.

Question 2

In the region of budding, the cytoplasmic membrane acquires

Accepted Answer

A)  carbohydrates AND spike proteins. 
B)  spike proteins AND enzymes. 
C)  spike proteins AND matrix proteins. 
D)  matrix proteins AND carbohydrates. 
E)  enzymes AND matrix proteins. 
A)  carbohydrates AND spike proteins. 
B)  spike proteins AND enzymes. 
C)  spike proteins AND matrix proteins. 
D)  matrix proteins AND carbohydrates. 
E)  enzymes AND matrix proteins.

Question 3

For which of the following processes are enzymes not required?

Accepted Answer

A)  Replication 
B)  Self-assembly 
C)  Translation 
D)  Maturation 
E)  All of the answer choices are correct. 
A)  Replication 
B)  Self-assembly 
C)  Translation 
D)  Maturation 
E)  All of the answer choices are correct.

Question 4

A lysogen is

Accepted Answer

A)  a bacteriophage that carries bacterial DNA integrated into its genome. 
B)  an insect that carries virus DNA in its genome. 
C)  a temperate phage that can insert its DNA into the host's DNA. 
D)  a bacterium that carries phage DNA (a prophage) integrated into its genome. 
E)  a bacteriophage that lyses its host as a result of its replication cycle. 
A)  a bacteriophage that carries bacterial DNA integrated into its genome. 
B)  an insect that carries virus DNA in its genome. 
C)  a temperate phage that can insert its DNA into the host's DNA. 
D)  a bacterium that carries phage DNA (a prophage) integrated into its genome. 
E)  a bacteriophage that lyses its host as a result of its replication cycle.

Question 5

If a virus utilizes a lytic life cycle of reproduction, it will not induce tumors.

Accepted Answer

A) True 
 B)False

Question 6

A limiting factor for viral infection of animals cells is

Accepted Answer

A)  presence of specific receptor molecules on the host cell. 
B)  internal metabolic temperature of the host cell. 
C)  nutrition of the host cell. 
D)  stage of cell cycle of the host cell. 
E)  culture conditions of the host cell. 
A)  presence of specific receptor molecules on the host cell. 
B)  internal metabolic temperature of the host cell. 
C)  nutrition of the host cell. 
D)  stage of cell cycle of the host cell. 
E)  culture conditions of the host cell.

Question 7

The nucleocapsid is composed of

Accepted Answer

A)  DNA and RNA and protein. 
B)  DNA or RNA, and protein. 
C)  protein located in the nucleus. 
D)  nucleic acid in the ribosome. 
E)  DNA or RNA, lipid, and protein. 
A)  DNA and RNA and protein. 
B)  DNA or RNA, and protein. 
C)  protein located in the nucleus. 
D)  nucleic acid in the ribosome. 
E)  DNA or RNA, lipid, and protein.

Question 8

Outside of living cells, viruses are

Accepted Answer

A)  scavenging glucose. 
B)  gaining ATP from the mitochondria. 
C)  metabolically inert. 
D)  using cilia to move to the next host. 
E)  replicating by binary fission. 
A)  scavenging glucose. 
B)  gaining ATP from the mitochondria. 
C)  metabolically inert. 
D)  using cilia to move to the next host. 
E)  replicating by binary fission.

Question 9

One of the most intensively studied virulent phages which infects E. coli is ________.

Accepted Answer

A)  T9 
B)  T4 
C)  beta 
D)  gamma 
E)  lambda 
A)  T9 
B)  T4 
C)  beta 
D)  gamma 
E)  lambda

Question 10

One group of animal viruses that are able to agglutinate red blood cells are the

Accepted Answer

A)  coronaviruses. 
B)  orthomyxoviruses. 
C)  retroviruses. 
D)  reoviruses. 
E)  rhinoviruses. 
A)  coronaviruses. 
B)  orthomyxoviruses. 
C)  retroviruses. 
D)  reoviruses. 
E)  rhinoviruses.

Question 11

The phenomenon responsible for the ability of Corynebacterium diphtherium to produce the virulent toxin responsible for the devastating effects of diphtheria is called

Accepted Answer

A)  self-assembly. 
B)  matrix conversion. 
C)  lysogenic conversion. 
D)  prion protein. 
E)  phase variation. 
A)  self-assembly. 
B)  matrix conversion. 
C)  lysogenic conversion. 
D)  prion protein. 
E)  phase variation.

Question 12

The structure of plant, animal, and bacterial viruses are each, fundamentally, very different from one another.

Accepted Answer

A) True 
 B)False

Question 13

The bacterial viruses that are released by a process termed extrusion are called

Accepted Answer

A)  lysogenic viruses. 
B)  temperate phages. 
C)  filamentous phages. 
D)  lambda viruses. 
E)  helical phages. 
A)  lysogenic viruses. 
B)  temperate phages. 
C)  filamentous phages. 
D)  lambda viruses. 
E)  helical phages.

Question 14

An infection in which the virus is continually present in the body is referred to as

Accepted Answer

A)  acute. 
B)  balanced. 
C)  determinant. 
D)  persistent. 
E)  fatal. 
A)  acute. 
B)  balanced. 
C)  determinant. 
D)  persistent. 
E)  fatal.

Exam 13: Viruses, Viroids, and Prions

The common species name of the virus is frequently based on the

In the region of budding, the cytoplasmic membrane acquires

For which of the following processes are enzymes not required?

A lysogen is

If a virus utilizes a lytic life cycle of reproduction, it will not induce tumors.

A limiting factor for viral infection of animals cells is

The nucleocapsid is composed of

Outside of living cells, viruses are

One of the most intensively studied virulent phages which infects E. coli is ________.

One group of animal viruses that are able to agglutinate red blood cells are the

The phenomenon responsible for the ability of Corynebacterium diphtherium to produce the virulent toxin responsible for the devastating effects of diphtheria is called

The structure of plant, animal, and bacterial viruses are each, fundamentally, very different from one another.

The bacterial viruses that are released by a process termed extrusion are called

An infection in which the virus is continually present in the body is referred to as

Humans and the Microbial World

The Molecules of Life

Microscopy and Cell Structure

Dynamics of Microbial Growth

Control of Microbial Growth

Microbial Metabolism: Fueling Cell Growth

The Blueprint of Life, from DNA to Protein

Bacterial Genetics

Biotechnology

Identifying and Classifying Microorganisms

The Diversity of Bacteria and Archaea

The Eukaryotic Members of the Microbial World

The Innate Immune Response

The Adaptive Immune Response

Host-Microbe Interactions

Immunological Disorders

Applications of Immune Responses

Epidemiology

Antimicrobial Medications

Respiratory System Infections

Skin Infections

Wound Infections

Digestive System Infections

Blood and Lymphatic Infections

Nervous System Infections

Genitourinary Tract Infections

Microbial Ecology

Environmental Microbiology: Treatment of Water, Wastes, and Polluted Habitats

Food Microbiology

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