Question 1

The site/s for most ATP synthesis in prokaryotic cells is/are the

Accepted Answer

A) ribosomes. 
B) mitochondria. 
C) cell wall. 
D) inclusions. 
E) cell membrane. 
A) ribosomes. 
B) mitochondria. 
C) cell wall. 
D) inclusions. 
E) cell membrane.

Question 2

Hot carbolfuchsin is the primary dye in the acid fast stain.

Accepted Answer

A) True 
 B)False

Question 3

Lysozyme, an enzyme found in tears, provides a natural defense against bacteria by

Accepted Answer

A) hydrolyzing peptidoglycan in cell walls. 
B) inhibiting protein synthesis. 
C) removing flagella. 
D) dissolving the cell membrane. 
E) removing the capsule from outside the cell. 
A) hydrolyzing peptidoglycan in cell walls. 
B) inhibiting protein synthesis. 
C) removing flagella. 
D) dissolving the cell membrane. 
E) removing the capsule from outside the cell.

Question 4

Which term is not used to describe bacterial cell shapes?

Accepted Answer

A) coccus 
B) tetrad 
C) vibrio 
D) rod 
E) spirochete 
A) coccus 
B) tetrad 
C) vibrio 
D) rod 
E) spirochete

Question 5

Bacterial endospores are not produced by

Accepted Answer

A) Staphylococcus. 
B) Sporosarcina. 
C) Bacillus. 
D) Clostridium. 
E) All of the choices are correct. 
A) Staphylococcus. 
B) Sporosarcina. 
C) Bacillus. 
D) Clostridium. 
E) All of the choices are correct.

Question 6

The most immediate result of destruction of a cell's ribosomes would be

Accepted Answer

A) material would not be able to cross the cell membrane. 
B) protein synthesis would stop. 
C) destruction of the cell's DNA. 
D) formation of glycogen inclusions. 
E) loss of capsule.04.16 List the contents of the cell cytoplasm.04.18 Characterize the bacterial ribosomes and cytoskeleton. 
A) material would not be able to cross the cell membrane. 
B) protein synthesis would stop. 
C) destruction of the cell's DNA. 
D) formation of glycogen inclusions. 
E) loss of capsule.04.16 List the contents of the cell cytoplasm.04.18 Characterize the bacterial ribosomes and cytoskeleton.

Question 7

A prokaryotic ribosome has a 70 S size composed of two smaller subunits of which the smaller subunit is _____ S size and the larger one is _____ S size.or

Accepted Answer

The answer of A prokaryotic ribosome has a 70 S...

Question 8

Bacteria in the genus Mycoplasma and bacteria called L-forms lack cell walls.

Accepted Answer

A) True 
 B)False

Question 9

Which statement is not a characteristic of biofilms?

Accepted Answer

A) They can be involved with human disease. 
B) They involve bacteria only. 
C) They evolve and adapt to their surroundings. 
D) They are very difficult to eliminate with antimicrobials.04.23 Identify several arrangements of bacteria and tell how they are formed. 
A) They can be involved with human disease. 
B) They involve bacteria only. 
C) They evolve and adapt to their surroundings. 
D) They are very difficult to eliminate with antimicrobials.04.23 Identify several arrangements of bacteria and tell how they are formed.

Question 10

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

Accepted Answer

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

Question 11

Lipopolysaccharide is an important cell wall component of

Accepted Answer

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

Question 12

_____ is a macromolecule containing alternating N-acetylglucosamine and N-acetylmuramic acid cross-linked by short peptide fragments.

Accepted Answer

The answer of _____ is a macromolecule containing alternating N-acetylglucosamine...

Question 13

Gram-negative bacteria do not have peptidoglycan in their cell walls.

Accepted Answer

A) True 
 B)False

Question 14

Peptidoglycan is a unique macromolecule found in bacterial

Accepted Answer

A) cell walls. 
B) cell membranes. 
C) capsules. 
D) slime layers. 
E) inclusions. 
A) cell walls. 
B) cell membranes. 
C) capsules. 
D) slime layers. 
E) inclusions.

Question 15

Discuss biofilms with regard to their formation, unique properties, and significance to the environment and the human body.Explain how a biofilm differs from a typical bacterial colony growing on a nutrient agar medium.

Accepted Answer

Biofilms are complex communities of micr

Question 16

The function of bacterial endospores is

Accepted Answer

A) to convert gaseous nitrogen to a usable form for plants. 
B) for reproduction and growth. 
C) for protection of genetic material during harsh conditions. 
D) the storage of excess cell materials. 
E) to have sites for photosynthesis. 
A) to convert gaseous nitrogen to a usable form for plants. 
B) for reproduction and growth. 
C) for protection of genetic material during harsh conditions. 
D) the storage of excess cell materials. 
E) to have sites for photosynthesis.

Question 17

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 
E) None of the choices are correct 
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 
E) None of the choices are correct

Question 18

Compare and contrast the cyanobacteria to the green and purple sulfur bacteria with regard to: a) habitat, b) photosynthesis properties, c) cell properties, and d) impact and importance to the environment.

Accepted Answer

a) Habitat:
Cyanobacteria are found in a

Question 19

Thiomargarita namibia is the smallest bacteria known to man.04.31 Describe bacteria with extremes in size.

Accepted Answer

A) True 
 B)False

Question 20

The cell _____ is composed of three layers: the glycocalyx, the cell wall, and the cell membrane.

Accepted Answer

The answer of The cell _____ is composed of three...

Exam 4: A Survey of Prokaryotic Cells and Microorganisms

The site/s for most ATP synthesis in prokaryotic cells is/are the

Hot carbolfuchsin is the primary dye in the acid fast stain.

Lysozyme, an enzyme found in tears, provides a natural defense against bacteria by

Which term is not used to describe bacterial cell shapes?

Bacterial endospores are not produced by

The most immediate result of destruction of a cell's ribosomes would be

A prokaryotic ribosome has a 70 S size composed of two smaller subunits of which the smaller subunit is _____ S size and the larger one is _____ S size.or

Bacteria in the genus Mycoplasma and bacteria called L-forms lack cell walls.

Which statement is not a characteristic of biofilms?

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

Lipopolysaccharide is an important cell wall component of

_____ is a macromolecule containing alternating N-acetylglucosamine and N-acetylmuramic acid cross-linked by short peptide fragments.

Gram-negative bacteria do not have peptidoglycan in their cell walls.

Peptidoglycan is a unique macromolecule found in bacterial

Discuss biofilms with regard to their formation, unique properties, and significance to the environment and the human body.Explain how a biofilm differs from a typical bacterial colony growing on a nutrient agar medium.

The function of bacterial endospores is

Which is mismatched?

Compare and contrast the cyanobacteria to the green and purple sulfur bacteria with regard to: a) habitat, b) photosynthesis properties, c) cell properties, and d) impact and importance to the environment.

Thiomargarita namibia is the smallest bacteria known to man.04.31 Describe bacteria with extremes in size.

The cell _____ is composed of three layers: the glycocalyx, the cell wall, and the cell membrane.

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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A prokaryotic ribosome has a 70 S size composed of two smaller subunits of which the smaller subunit is _ S size and the larger one is _ S size.or