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Microbiology by OpenStax , 1st Edition by Nina Parker,
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Microbiology by OpenStax , 1st Edition by Nina Parker,
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TEST BANK MICROBIOLOGY OPENSTAX 2024
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Test Bank For Microbiology by OpenStax 978-1938168147 Chapter 1-26 Complete Guide.
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OPENSTAX MICROBIOLOGY TEST BANK OpenStax Microbiology THIS TEST BANK COVERS ALL CHAPTERS 1-26 OF THE BOOK
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Test Bank for Microbiology by OpenStax , 1st Edition by NinaParker, 9781938168147, Covering Chapters 1-26 | Includes
Rationales
Penicillin controls bacterial growth by:
A) preventing synthesis of the lipopolysaccharide layer
B) inhibiting protein synthesis
C) preventing cross-link formation in peptidoglycan
D) preventing generation of the proton motive force - ANSWER: preventing cross-link formation in
peptidoglycan
Reproduction via binary fission leads to what type of growth under optimal conditions:
A) linear
B) mixed
C) exponential
D) uptake-limited - ANSWER: exponential
Protection against osmotic lyses is provided by:
A) lysosomes
B) the cellular plasma membrane
C) the cell's capsule
D) the cell wall - ANSWER: the cell wall
Name associated with the presense of a cell wall and a capsule together in a bacterial cell wall:
A) the envelope
B) the capsule
C) the cytoplasmic membrane D) the cell wall - ANSWER: the envelope
Which of the following is true about the lag phase:
A) cells adapt to a new medium B) in some cases it may be very short
C) cells replenish spent materials
D) all of the above - ANSWER: all of the above
A student is asked by the professor to sub-culture a bacterial organism onto fresh media for future
studies. However during sub-culturing the students lock the test tube preventing oxygen flow into the
media. After days the culture dyes. What type of culture did the student have at hand:
A) obligate aerobe
B) strict anaerobe
C) facultative anaerobe
D) none of the above - ANSWER: obligate aerobe
Staining procedure designed for bacterial families with high lipid content and resistant to standard
staining:
A) gram stain
B) negative staining
C) acid fast staining
D) simple stain - ANSWER: acid fast staining
Which of the following is not considered a starvation response?
A) endospore formation
B) synthesis of starvation proteins
C) cell death at a logrtihmic rate D) a decrease in cellular size and nucleoid condensation - ANSWER:
cell death at a logrtihmic rate
,Organelle responsible for the synthesis of protein in a eukaryotic cell:
A) the smooth ER
B) the rough ER
C) the Golgi complex
D) the nucleus - ANSWER: the rough ER
Which of the following is the most important structure related to microbial attachment to cells? A)
flagellum
B) plasmid
C) peptidoglycan
D) glycocalix - ANSWER: glycocalix
Which of the following statement(s) is/are correct when comparing prokaryotic and eukaryotic
genome?
A) bacteria mostly have one circular DNA molecule
B) Eukaryotes have linear DNA C) Both A and B
D) None of the above - ANSWER: Both A and B
___________ membranes allow some molecules to pass but not all.
A) Permeable
B) Inverted Membrane
C) Selectively Membrane
D) Impermeable - ANSWER: Selectively Membrane
The ribosome binding site
A) forms a stem-loop structure in the RNA
B) is located upstream of the promoter sequence
C) is located immediately upstream of the start codon
D) is more likely to be associated with an operon than with a gene encoding a single protein -
ANSWER: is located immediately upstream of the start codon
The nucleus of a eukaryote does not contain
A) nuclear membrane
B) nucleoid
C) nuclear pores
D) nucleolus - ANSWER: nucleoid
The protein coat and lipid envelopes are components that help to protect the viral
A) capsid
B) genome
C) tegument
D) spikes - ANSWER: genome
Which of the following helps protect bacteria from lysis in dilute solution and helps to determine
cellular morphology?
A) plasma membrane
B) capsule
C) gas vacuoles
D) cell wall - ANSWER: cell wall
Chapter 35 Questions Parasite are organisms that
A. Live in a host
B. Depend metabolically on the host
C. Can cause disease
D. All of the above - ANSWER: All of the above
Opportunistic pathogens are different from primary pathogens because
, A. Opportunistic pathogens causes disease by direct interaction with the healthy host
B. Opportunistic pathogens are part of a normal flora that can causes disease when it gains access to
other sites or the host is immunocompromised
C. There are no differences between primary and opportunistic pathogens
D. Primary pathogens only cause disease in an immunocompromised host - ANSWER: Opportunistic
pathogens are part of a normal flora that can causes disease when it gains access to other sites or the
host is immunocompromised
Pathogenicity is the ability to
A. Ability of a parasite to cause disease
B. The ability of a parasite to generate a pathway
C. The ability of a parasite to grow rapidly in a short amount of time
D. None of the above - ANSWER: Ability of a parasite to cause disease
Which of these are part of the chain of infection?
A. Agent identity
B. Virulence of agent
C. Half-life of the agent
D. All of the above
E. A and B - ANSWER: A and B
What is a reservoir in terms of pathogens?
A. A place inside the pathogen where materials are stored
B. The human body that the pathogen infects
C. The natural environmental location in which the pathogen normally resides - ANSWER: The natural
environmental location in which the pathogen normally resides
What allows a pathogen to outcompete host cells and resist their defenses?
A. A suitable environment
B. Competition with other host cells
C. Transcription factors
D. Virulence factors - ANSWER: Virulence factors
What are intoxications?
A. Diseases that results from entry of a specific preformed toxin into the host
B. A condition caused by toxins in the blood of the host
C. The condition of being drunk
D. The ability of a host to fight against a toxin - ANSWER: Diseases that results from entry of a specific
preformed toxin into the host
Symptoms are
A. Objective changes experienced by the patient
B. Objective changes in the body that can be directly observed
C. Subjective changes experienced by the patient
D. Subjective changes in the body that can be directly observed - ANSWER: Subjective changes
experienced by the patient
Give the correct order of the course of infection
A. Prodromal stage, incubation period, period of illness, convalescence
B. Incubation period, prodromal stage, period of illness, convalescence
C. Convalescence prodromal stage, incubation period, period of illness
D. Period of illness, convalescence, prodromal stage, incubation period - ANSWER: Incubation period,
prodromal stage, period of illness, convalescence
Pathogenicity Islands
A. Increases bacterial virulence
B. Absent in nonpathogenic members
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