Question 1

Which of the following is correctly matched?

Accepted Answer

A) Gram-positive cell wall: diaminopimelic acid 
B) Gram-positive cell wall: many layers of peptidoglycan 
C) Gram-negative cell wall: glycine-glycine bridges 
D) Gram-negative cell wall: teichoic acid 
E) Gram-positive cell wall: endotoxin 
A) Gram-positive cell wall: diaminopimelic acid 
B) Gram-positive cell wall: many layers of peptidoglycan 
C) Gram-negative cell wall: glycine-glycine bridges 
D) Gram-negative cell wall: teichoic acid 
E) Gram-positive cell wall: endotoxin

Question 2

Explain why endospores are attractive agents for bioterrorism.Provide an example.

Accepted Answer

Endospores are dormant structures formed

Question 3

A feature that distinguishes slime layers from capsules is that

Accepted Answer

A) Only capsules are secreted exterior to the cell wall 
B) Only slime layers are composed of polysaccharides 
C) Slime layers adhere loosely to the cell wall 
D) Only slime layers inhibit phagocytosis 
E) Only capsules are used for cellular motility 
A) Only capsules are secreted exterior to the cell wall 
B) Only slime layers are composed of polysaccharides 
C) Slime layers adhere loosely to the cell wall 
D) Only slime layers inhibit phagocytosis 
E) Only capsules are used for cellular motility

Question 4

Name the three phases of peptidoglycan synthesis and briefly describe the events that take place during each phase.

Accepted Answer

The three phases of peptidoglycan synthe

Question 5

Which disease is caused by Treponema pallidum? Explain which characteristics enable this bacterium to enter the body through epithelia of the genitourinary tract but end up in the central nervous system.

Accepted Answer

Treponema pallidum is the causative agen

Question 6

Which of the following transport mechanisms uses phosphoenolpyruvate (PEP)as an energy source to facilitate solute transport across the plasma membrane?

Accepted Answer

A) Efflux pumping 
B) Facilitated diffusion 
C) Passive transport 
D) Group translocation 
E) ABC transport system 
A) Efflux pumping 
B) Facilitated diffusion 
C) Passive transport 
D) Group translocation 
E) ABC transport system

Question 7

Which of the following is a mismatched pair?

Accepted Answer

A) Fosfomycin: inhibition of cytoplasmic phase of cell wall formation 
B) Lipid A: endotoxin 
C) M protein: Streptococcus pyogenes 
D) Gram-positive cell wall: teichoic acid 
E) Bacitracin: inhibition of extra-cytoplasmic phase of cell wall formation 
A) Fosfomycin: inhibition of cytoplasmic phase of cell wall formation 
B) Lipid A: endotoxin 
C) M protein: Streptococcus pyogenes 
D) Gram-positive cell wall: teichoic acid 
E) Bacitracin: inhibition of extra-cytoplasmic phase of cell wall formation

Question 8

A barrier to water is achieved in the interior of the plasma membrane by orienting the _____ of the phospholipid layers toward each other.

Accepted Answer

A) Hydrophobic tails 
B) Hydrophobic heads 
C) Hydrophilic tails 
D) Hydrophilic heads 
E) Integral proteins 
A) Hydrophobic tails 
B) Hydrophobic heads 
C) Hydrophilic tails 
D) Hydrophilic heads 
E) Integral proteins

Question 9

Comparing eukaryotic to prokaryotic electron transport,only eukaryotic electron transport

Accepted Answer

A) Yields energy to generate ATP 
B) Produces more energy than glycolysis 
C) Occurs in the plasma membrane 
D) Occurs in the mitochondria 
E) Uses FAD and NAD 
A) Yields energy to generate ATP 
B) Produces more energy than glycolysis 
C) Occurs in the plasma membrane 
D) Occurs in the mitochondria 
E) Uses FAD and NAD

Question 10

Which host cell components provide bacteria with intracellular and intercellular movement within and between host cells?

Accepted Answer

A) Axial filaments 
B) Integral proteins 
C) Permease 
D) ABC transport systems 
E) Cytoskeletal structures 
A) Axial filaments 
B) Integral proteins 
C) Permease 
D) ABC transport systems 
E) Cytoskeletal structures

Question 11

Answer true or false to the following statement: Gram-negative organisms contain teichoic acid

Accepted Answer

A) True 
 B)False

Which of the following is correctly matched?

Explain why endospores are attractive agents for bioterrorism.Provide an example.

A feature that distinguishes slime layers from capsules is that

Name the three phases of peptidoglycan synthesis and briefly describe the events that take place during each phase.

Which disease is caused by Treponema pallidum? Explain which characteristics enable this bacterium to enter the body through epithelia of the genitourinary tract but end up in the central nervous system.

Which of the following transport mechanisms uses phosphoenolpyruvate (PEP)as an energy source to facilitate solute transport across the plasma membrane?

Which of the following is a mismatched pair?

A barrier to water is achieved in the interior of the plasma membrane by orienting the _____ of the phospholipid layers toward each other.

Comparing eukaryotic to prokaryotic electron transport,only eukaryotic electron transport

Which host cell components provide bacteria with intracellular and intercellular movement within and between host cells?

Answer true or false to the following statement: Gram-negative organisms contain teichoic acid

What is Microbiology and Why Does it Matter?

Fundamental Chemistry for Microbiology

Essentials of Metabolism

An Introduction to Cell Structure and Host-Pathogen Relationships

Requirements for Infection

Transmission of Infection, the Compromised Host, Epidemiology, and Diagnosing Infections

Principles of Disease

Emerging and Re-Emerging Infectious Disease

Bacterial Growth

Microbial Genetics and Infectious Disease

The Structure and Infection Cycle of Viruses

Viral Infection

Parasitic and Fungal Infections

The Innate Immune Response

The Adaptive Immune Response

Failures of the Immune Response

Control of Microbial Growth with Disinfectants and Antiseptics

Antibiotics and Antimicrobial Drugs

Antibiotic Resistance

Infections of the Respiratory System

Infections of the Digestive System

Infections of the Genitourinary System

Infections of the Central Nervous System

Infections of the Blood and Lymph

Infections of the Skin and Eyes

Filters

Exam 9: The Clinical Significance of Bacterial Anatomy

Which of the following is correctly matched?

Explain why endospores are attractive agents for bioterrorism.Provide an example.

A feature that distinguishes slime layers from capsules is that

Name the three phases of peptidoglycan synthesis and briefly describe the events that take place during each phase.

Which disease is caused by Treponema pallidum? Explain which characteristics enable this bacterium to enter the body through epithelia of the genitourinary tract but end up in the central nervous system.

Which of the following transport mechanisms uses phosphoenolpyruvate (PEP)as an energy source to facilitate solute transport across the plasma membrane?

Which of the following is a mismatched pair?

A barrier to water is achieved in the interior of the plasma membrane by orienting the _____ of the phospholipid layers toward each other.

Comparing eukaryotic to prokaryotic electron transport,only eukaryotic electron transport

Which host cell components provide bacteria with intracellular and intercellular movement within and between host cells?

Answer true or false to the following statement: Gram-negative organisms contain teichoic acid

What is Microbiology and Why Does it Matter?

Fundamental Chemistry for Microbiology

Essentials of Metabolism

An Introduction to Cell Structure and Host-Pathogen Relationships

Requirements for Infection

Transmission of Infection, the Compromised Host, Epidemiology, and Diagnosing Infections

Principles of Disease

Emerging and Re-Emerging Infectious Disease

Bacterial Growth

Microbial Genetics and Infectious Disease

The Structure and Infection Cycle of Viruses

Viral Infection

Parasitic and Fungal Infections

The Innate Immune Response

The Adaptive Immune Response

Failures of the Immune Response

Control of Microbial Growth with Disinfectants and Antiseptics

Antibiotics and Antimicrobial Drugs

Antibiotic Resistance

Infections of the Respiratory System

Infections of the Digestive System

Infections of the Genitourinary System

Infections of the Central Nervous System

Infections of the Blood and Lymph

Infections of the Skin and Eyes

Filters