Question 1

The prokaryotic flagellum has three parts: the _____, the hook, and the basal body.

Accepted Answer

The answer of The prokaryotic flagellum has three parts: the...

Question 2

Which phylum is mismatched?

Accepted Answer

A)  Gracilicutes - gram-negative cell walls 
B)  Firmicutes - gram-positive cell walls 
C)  Actinobacteria - waxy acid-fast cell walls 
D)  Proteobacteria - archaea cell walls 
A)  Gracilicutes - gram-negative cell walls 
B)  Firmicutes - gram-positive cell walls 
C)  Actinobacteria - waxy acid-fast cell walls 
D)  Proteobacteria - archaea cell walls

Question 3

Which of the following, pertaining to prokaryotic cell membranes, is mismatched?

Accepted Answer

A)  internal folds - mesosomes 
B)  sterols present - mycoplas 
C)  form a bilayer - phospholipids 
D)  unique hydrocarbon present - cyanobacteria 
E)  function - regulates transport of nutrients and wastes 
A)  internal folds - mesosomes 
B)  sterols present - mycoplas 
C)  form a bilayer - phospholipids 
D)  unique hydrocarbon present - cyanobacteria 
E)  function - regulates transport of nutrients and wastes

Question 4

A halophile would ______________ in a high salt environment.

Accepted Answer

A)  undergo plolysis 
B)  undergo osmotic lysis 
C)  become crenated 
D)  thrive 
E)  form endospores 
A)  undergo plolysis 
B)  undergo osmotic lysis 
C)  become crenated 
D)  thrive 
E)  form endospores

Question 5

The transfer of genes during bacterial conjugation involves rigid, tubular appendages called

Accepted Answer

A)  flagella. 
B)  cilia. 
C)  fimbriae. 
D)  periplic flagella axial filaments). 
E)  sex pili. 
A)  flagella. 
B)  cilia. 
C)  fimbriae. 
D)  periplic flagella axial filaments). 
E)  sex pili.

Question 6

During the Gram stain, gram _____ cells decolorize when the alcohol is applied.

Accepted Answer

The answer of During the Gram stain, gram _____ cells...

Question 7

The prokaryotic cell membrane is a site for many enzymes and metabolic reactions.

Accepted Answer

A) True 
 B)False

Question 8

The region between the bacterial cell membrane and the cell wall is called the outer membrane.

Accepted Answer

A) True 
 B)False

Question 9

Lipopolysaccharide is an important cell wall component of

Accepted Answer

A)  gram-negative bacteria. 
B)  gram-positive bacteria. 
C)  acid-fast bacteria. 
D)  mycoplas. 
E)  protoplasts. 
A)  gram-negative bacteria. 
B)  gram-positive bacteria. 
C)  acid-fast bacteria. 
D)  mycoplas. 
E)  protoplasts.

Question 10

Which cell structure is an important component in modern genetic engineering techniques?

Accepted Answer

A)  ribosomes 
B)  capsules 
C)  plids 
D)  inclusions 
E)  mesosomes 
A)  ribosomes 
B)  capsules 
C)  plids 
D)  inclusions 
E)  mesosomes

Question 11

Which of the three domains includes organisms that would be most likely to survive the environmental conditions that existed on Earth nearly 4 billion years ago?

Accepted Answer

A)  Eukarya 
B)  Archaea 
C)  Bacteria 
A)  Eukarya 
B)  Archaea 
C)  Bacteria

Question 12

Which is mismatched?

Accepted Answer

A)  Chlamydias - lack ability to independently complete growth and metabolism 
B)  green sulfur bacteria - photosynthetic anaerobes that use sulfur in metabolism 
C)  Cyanobacteria - filamentous, gliding thermophilic bacteria 
D)  Myxobacteria - gliding, fruiting slime bacteria 
A)  Chlamydias - lack ability to independently complete growth and metabolism 
B)  green sulfur bacteria - photosynthetic anaerobes that use sulfur in metabolism 
C)  Cyanobacteria - filamentous, gliding thermophilic bacteria 
D)  Myxobacteria - gliding, fruiting slime bacteria

Question 13

What is the correct sequence for a Gram stain?

Accepted Answer

A)  Gram's iodine, Crystal Violet, Alcohol, Safranin 
B)  crystal Violet, Safranin, Alcohol, Gram's iodine 
C)  crystal Violet, Gram's iodine, Alcohol, Safranin 
D)  safranin, Crystal Violet, Gram's iodine, Alcohol 
E)  alcohol, Crystal Violet, Safranin, Gram's iodine 
A)  Gram's iodine, Crystal Violet, Alcohol, Safranin 
B)  crystal Violet, Safranin, Alcohol, Gram's iodine 
C)  crystal Violet, Gram's iodine, Alcohol, Safranin 
D)  safranin, Crystal Violet, Gram's iodine, Alcohol 
E)  alcohol, Crystal Violet, Safranin, Gram's iodine

Question 14

Bacteria and Archaea can be differentiated from one another by the

Accepted Answer

A)  presence or absence of membranous organelles. 
B)  size of individual cells. 
C)  presence of a novel nucleic acid in the Archaea 
D)  chemical makeup of the cell wall. 
E)  All of these can be used to differentiate the two domains. 
A)  presence or absence of membranous organelles. 
B)  size of individual cells. 
C)  presence of a novel nucleic acid in the Archaea 
D)  chemical makeup of the cell wall. 
E)  All of these can be used to differentiate the two domains.

Question 15

Cells form a _____ arrangement when cells in a chain snap back upon each other forming a row of cells oriented side by side.

Accepted Answer

palisade;

Question 16

Chemical analysis of a bacterial cell structure detects calcium dipicolinic acid. What is the identity of this structure?

Accepted Answer

A)  cell wall 
B)  capsule 
C)  slime layer 
D)  nucleoid 
E)  endospore 
A)  cell wall 
B)  capsule 
C)  slime layer 
D)  nucleoid 
E)  endospore

Question 17

All bacterial cells have

Accepted Answer

A)  a chromosome. 
B)  fimbriae. 
C)  endospores. 
D)  capsules. 
E)  flagella. 
A)  a chromosome. 
B)  fimbriae. 
C)  endospores. 
D)  capsules. 
E)  flagella.

Question 18

Discuss the difference between Bacillus and bacilli, and the difference between Streptococcus and streptococci.

Accepted Answer

Bacillus and bacilli are two different f

Question 19

Which is mismatched?

Accepted Answer

A)  ribosomes - protein synthesis 
B)  inclusions - excess cell nutrients and materials 
C)  plids - genes essential for growth and metabolism 
D)  nucleoid - hereditary material 
E)  cytopl - dense, gelatinous solution 
A)  ribosomes - protein synthesis 
B)  inclusions - excess cell nutrients and materials 
C)  plids - genes essential for growth and metabolism 
D)  nucleoid - hereditary material 
E)  cytopl - dense, gelatinous solution

Question 20

When a rod-shaped bacteria is short and plump, it is called a

Accepted Answer

A)  spirochete. 
B)  pleomorphism. 
C)  vibrio. 
D)  coccobacillus. 
E)  spirillum. 
A)  spirochete. 
B)  pleomorphism. 
C)  vibrio. 
D)  coccobacillus. 
E)  spirillum.

Exam 4: A Survey of Prokaryotic Cells and Microorganisms

The prokaryotic flagellum has three parts: the _____, the hook, and the basal body.

Which phylum is mismatched?

Which of the following, pertaining to prokaryotic cell membranes, is mismatched?

A halophile would ______________ in a high salt environment.

The transfer of genes during bacterial conjugation involves rigid, tubular appendages called

During the Gram stain, gram _____ cells decolorize when the alcohol is applied.

The prokaryotic cell membrane is a site for many enzymes and metabolic reactions.

The region between the bacterial cell membrane and the cell wall is called the outer membrane.

Lipopolysaccharide is an important cell wall component of

Which cell structure is an important component in modern genetic engineering techniques?

Which of the three domains includes organisms that would be most likely to survive the environmental conditions that existed on Earth nearly 4 billion years ago?

Which is mismatched?

What is the correct sequence for a Gram stain?

Bacteria and Archaea can be differentiated from one another by the

Cells form a _____ arrangement when cells in a chain snap back upon each other forming a row of cells oriented side by side.

Chemical analysis of a bacterial cell structure detects calcium dipicolinic acid. What is the identity of this structure?

All bacterial cells have

Discuss the difference between Bacillus and bacilli, and the difference between Streptococcus and streptococci.

Which is mismatched?

When a rod-shaped bacteria is short and plump, it is called a

The Main Themes of Microbiology

The Chemistry of Biology

Tools of the Laboratory: Methods of Studying Microorganisms

A Survey of Eukaryotic Cells and Microorganisms

An Introduction to Viruses

Microbial Nutrition, Ecology, and Growth

An Introduction to Microbial Metabolism: the Chemical Crossroads of Life

Microbial Genetics

Genetic Engineering: a Revolution in Molecular Biology

Physical and Chemical Agents for Microbial Control

Drugs, Microbes, Host--The Elements of Chemotherapy

Microbe-Human Interactions: Infection and Disease

An Introduction to Host Defenses and Innate Immunities

Adaptive, Specific Immunity and Immunization

Disorders in Immunity

Procedures for Identifying Pathogens and Diagnosing Infections

The Gram-Positive and Gram-Negative Cocci of Medical Importance

The Gram-Positive Bacilli of Medical Importance

The Gram-Negative Bacilli of Medical Importance

Miscellaneous Bacterial Agents of Disease

The Fungi of Medical Importance

The Parasites of Medical Importance

Introduction to Viruses That Infect Humans: the Dna Viruses

The Rna Viruses That Infect Humans

Environmental Microbiology

Applied and Industrial Microbiology

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