1. Introduction to Microbiology

Introduction to Bacteria

Multiple Choice
An isolated colony is formed when:
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Multiple Choice
Which three structures are found in all bacterial cells?
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Multiple Choice
Approximately how many times smaller is a typical virus compared to a typical bacterium?
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Multiple Choice
When are endotoxins typically released from a bacterial cell?
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Multiple Choice
Which of the following features distinguishes bacteria from archaea?
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Multiple Choice
Which group of microorganisms is unicellular, prokaryotic, has a cell wall, and often lives in extreme environments?
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Multiple Choice
Which bacterial structure prevents bacteria from accurately reading and synthesizing proteins from human DNA?
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Multiple Choice
A food worker notices small, pellet-like black droppings in a food storage area. Which of the following is the most likely cause of these droppings?
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Multiple Choice
Which bacterial genus is characterized by having waxy mycolic acid in its cell walls?
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Multiple Choice
During a tapeworm infection, you would expect to see increased numbers of which type of white blood cell?
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Multiple Choice
Lysogeny can result in all of the following except:
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Multiple Choice
Which condition is most commonly caused by a bone infection with Group A Streptococci?
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Multiple Choice
Which of the following is not a characteristic of bacteria?
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Multiple Choice
Which of the following groups is the most diverse and abundant group of organisms on Earth?
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Textbook Question
Which of the following is not a characteristic of bacteria?
a. are prokaryotic
b. have peptidoglycan cell walls
c. have the same shape
d. grow by binary fission
e. have the ability to move
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