Question 1

Erythromycin acts as a(n)

Accepted Answer

A)  protein synthesis inhibitor at the level of the 50S subunit of the ribosome. 
B)  protein synthesis inhibitor at the level of the 30S subunit of the ribosome. 
C)  inhibitor of ribosome production. 
D)  nucleic acid enzyme inhibitor. 
A)  protein synthesis inhibitor at the level of the 50S subunit of the ribosome. 
B)  protein synthesis inhibitor at the level of the 30S subunit of the ribosome. 
C)  inhibitor of ribosome production. 
D)  nucleic acid enzyme inhibitor.

Question 2

Specific chemical substances required in the medium when organisms cannot synthesize them are known as__________ ; structurally similar substances that block the utilization of these substances are known as __________.

Accepted Answer

growth fac

Question 3

Polyoxins interfere with

Accepted Answer

A)  cell membrane synthesis. 
B)  fungal mitosis. 
C)  chitin biosynthesis. 
D)  all of the above. 
A)  cell membrane synthesis. 
B)  fungal mitosis. 
C)  chitin biosynthesis. 
D)  all of the above.

Question 4

The fi- lactam antibiotics

Accepted Answer

A)  inhibit cell wall synthesis. 
B)  inhibit protein synthesis. 
C)  inhibit plasma membrane synthesis. 
D)  prevent chromosomal replication. 
A)  inhibit cell wall synthesis. 
B)  inhibit protein synthesis. 
C)  inhibit plasma membrane synthesis. 
D)  prevent chromosomal replication.

Question 5

Bacteriostatic agents inhibit bacterial growth but do not specifically kill the organisms against which they are directed.

Accepted Answer

A) True 
 B)False

Question 6

Describe the mode of action of the fi- lactam antibiotics.

Accepted Answer

fi- lactam antibiotics specifically targ

Question 7

Explain the application of bacteriophage therapy, and provide a specific example of its use over antibiotics.

Accepted Answer

Viruses that infect bacteria, called bac

Question 8

Death from heating is a(n)__________ function that proceeds more rapidly as the temperature rises.

Accepted Answer

exponentia

Exam 26: Microbial Growth Control

Erythromycin acts as a(n)

Specific chemical substances required in the medium when organisms cannot synthesize them are known as__________ ; structurally similar substances that block the utilization of these substances are known as __________.

Polyoxins interfere with

The fi- lactam antibiotics

Bacteriostatic agents inhibit bacterial growth but do not specifically kill the organisms against which they are directed.

Describe the mode of action of the fi- lactam antibiotics.

Explain the application of bacteriophage therapy, and provide a specific example of its use over antibiotics.

Death from heating is a(n)__________ function that proceeds more rapidly as the temperature rises.

Microorganisms and Microbiology

A Brief Journey to the Microbial World

Cell Structure and Function in Bacteria and Archaea

Nutrition, Culture, and Metabolism of Microorganisms

Microbial Growth

Molecular Biology of Bacteria

Archael and Eukaryotic Molecular Biology

Regulation of Gene Expression

Viruses and Virology

Genetics of Bacteria and Arachaea

Genetic Engineering

Microbial Genomics

Phototrophy, Chemolithotrophy, and Major Biosyntheses

Catabolism of Organic Compounds

Commercial Products and Biotechnology

Microbial Evolution and Systematics

Bacteria: the Proteobacteria

Other Bacteria

Archaea

Eukaryotic Cell Biology and Eukaryotic Microorganisms

Viral Diversity

Methods in Microbial Ecology

Major Microbial Habitats and Diversity

Nutrient Cycles, Biodegradation, and Bioremediation

Microbial Symbioses

Microbial Interactions With Humans

Immunity and Host Defense

Immune Mechanisms

Molecular Immunology

Diagnostic Microbiology and Immunology

Epidemiology

Person-To-Person Microbial Diseases

Vectorborne and Soilborne Microbial Pathogens

Wastewater Treatment, Water Purification, and Waterborne Microbial Diseases

Food Preservation and Foodborne Microbial Diseases

Filters

Specific chemical substances required in the medium when organisms cannot synthesize them are known as ; structurally similar substances that block the utilization of these substances are known as .