MICROBIOLOGYFINAL TE n n
ST BANK| COMPREHENSIVn n
E SOLUTIONS 2022-2023 n n
Penicillin controls bacterial growth by:
n n n n
A) preventing synthesis of the lipopolysaccharide layer
n n n n n
B) inhibiting protein synthesis n n
C) preventing cross-link formation in peptidoglycan
n n n n
D) preventing generation of the proton motive force
n n n n n n n
preventing cross-link formation in peptidoglycan
n n n n
Reproduction via binary fission leads to what type of growth under optimal condition
n n n n n n n n n n n n
s:
A) linear
B) mixed
C) exponential
D) uptake-
limited exponentin
al
Protection against osmotic lyses is provided by:
n n n n n n
A) lysosomes
B) the cellular plasma membrane
n n n
C) the cell's capsule
n n
D) the cell wall
n n n
the cell wall
n n
Name associated with the presense of a cell wall and a capsule together in a bacterial c
n n n n n n n n n n n n n n n n
ell wall:
n
A) the envelope
n
,B) the capsule n
C) the cytoplasmic membrane D) the cell wall t
n n n n n n n
he envelope
n
Which of the following is true about the lag phase:
n n n n n n n n n
A) cells adapt to a new medium B) in some cases it may be very short
n n n n n n n n n n n n n n
C) cells replenish spent materials n n n
D) all of the above n n n n
all of the above
n n n
A student is asked by the professor to sub-
n n n n n n n n
culture a bacterial organism onto fresh media for future studies. However during sub-
n n n n n n n n n n n n
culturing the students lock the test tube preventing oxygen flow into the media. After
n n n n n n n n n n n n n n
days the culture dyes. What type of culture did the student have at hand:
n n n n n n n n n n n n n
A) obligate aerobe n
B) strict anaerobe n
C) facultative anaerobe n
D) none of the above n n n n
obligate aerobe n
Staining procedure designed for bacterial families with high lipid content and resistan
n n n n n n n n n n n
t to standard staining:
n n n
A) gram stain n
B) negative staining n
C) acid fast staining n n
D) simple stain a n n
cid fast staining
n n
Which of the following is not considered a starvation response?
n n n n n n n n n
A) endospore formation n
B) synthesis of starvation proteins n n n
C) cell death at a logrtihmic rate D) a decrease in cellular size and nucleoid co
n n n n n n n n n n n n n n
ndensation
cell death at a logrtihmic rate
n n n n n
Organelle responsible for the synthesis of protein in a eukaryotic cell:
n n n n n n n n n n
A) the smooth ER n n
,B) the rough ER n n
C) the Golgi complex n n
D) the nucleus n
n the rough ERn n
Which of the following is the most important structure related to microbial attachmen
n n n n n n n n n n n n
t to cells? A) flagellum
n n n n
B) plasmid
C) peptidoglycan
D) glycocalix
n glycocalix
Which of the following statement(s) is/are correct when comparing prokaryotic a
n n n n n n n n n n
nd eukaryotic genome?
n n
A) bacteria mostly have one circular DNA molecule n n n n n n
B) Eukaryotes have linear DNA C) Both A and B n n n n n n n n
D) None of the above Bo
n n n n n
th A and B
n n n
membranes allow some molecules to pass but not all.
n n n n n n n n
A) Permeable
B) Inverted Membrane n
C) Selectively Membrane n
D) Impermeable
Selectively Membrane Th n n
e ribosome binding site
n n n
A) forms a stem-loop structure in the RNA
n n n n n n
B) is located upstream of the promoter sequence
n n n n n n
C) is located immediately upstream of the start codon
n n n n n n n
D) is more likely to be associated with an operon than with a gene encoding a si
n n n n n n n n n n n n n n n
ngle protein n
is located immediately upstream of the start codon
n n n n n n n n
The nucleus of a eukaryote does not contain
n n n n n n n
A) nuclear membrane n
B) nucleoid
, C) nuclear pores n
D) nucleolus
n nucleoid
The protein coat and lipid envelopes are components that help to protect the viral
n n n n n n n n n n n n n
A) capsid
B) genome
C) tegument
D) spikes
n genome
Which of the following helps protect bacteria from lysis in dilute solution and hel
n n n n n n n n n n n n n
ps to determine cellular morphology?
n n n n
A) plasma membrane n
B) capsule
C) gas vacuoles n
D) cell wall n
n cell walln
Chapter 35 Questions Parasite are organisms that
n n n n n n
A. Live in a host n n n
B. Depend metabolically on the host n n n n
C. Can cause disease n n
D. All of the above n n n n
All of the above
n n n
Opportunistic pathogens are different from primary pathogens because
n n n n n n n
A. Opportunistic pathogens causes disease by direct interaction with the healthy h n n n n n n n n n n
ost
B. Opportunistic pathogens are part of a normal flora that can causes disease when it
n n n n n n n n n n n n n n
gains access to other sites or the host is immunocompromised
n n n n n n n n n
C. There are no differences between primary and opportunistic pathogens
n n n n n n n n
D. Primary pathogens only cause disease in an immunocompromised host
n n n n n n n n
Opportunistic pathogens are part of a normal flora that can causes disease when it gai
n n n n n n n n n n n n n n
ns access to other sites or the host is immunocompromised
n n n n n n n n n
ST BANK| COMPREHENSIVn n
E SOLUTIONS 2022-2023 n n
Penicillin controls bacterial growth by:
n n n n
A) preventing synthesis of the lipopolysaccharide layer
n n n n n
B) inhibiting protein synthesis n n
C) preventing cross-link formation in peptidoglycan
n n n n
D) preventing generation of the proton motive force
n n n n n n n
preventing cross-link formation in peptidoglycan
n n n n
Reproduction via binary fission leads to what type of growth under optimal condition
n n n n n n n n n n n n
s:
A) linear
B) mixed
C) exponential
D) uptake-
limited exponentin
al
Protection against osmotic lyses is provided by:
n n n n n n
A) lysosomes
B) the cellular plasma membrane
n n n
C) the cell's capsule
n n
D) the cell wall
n n n
the cell wall
n n
Name associated with the presense of a cell wall and a capsule together in a bacterial c
n n n n n n n n n n n n n n n n
ell wall:
n
A) the envelope
n
,B) the capsule n
C) the cytoplasmic membrane D) the cell wall t
n n n n n n n
he envelope
n
Which of the following is true about the lag phase:
n n n n n n n n n
A) cells adapt to a new medium B) in some cases it may be very short
n n n n n n n n n n n n n n
C) cells replenish spent materials n n n
D) all of the above n n n n
all of the above
n n n
A student is asked by the professor to sub-
n n n n n n n n
culture a bacterial organism onto fresh media for future studies. However during sub-
n n n n n n n n n n n n
culturing the students lock the test tube preventing oxygen flow into the media. After
n n n n n n n n n n n n n n
days the culture dyes. What type of culture did the student have at hand:
n n n n n n n n n n n n n
A) obligate aerobe n
B) strict anaerobe n
C) facultative anaerobe n
D) none of the above n n n n
obligate aerobe n
Staining procedure designed for bacterial families with high lipid content and resistan
n n n n n n n n n n n
t to standard staining:
n n n
A) gram stain n
B) negative staining n
C) acid fast staining n n
D) simple stain a n n
cid fast staining
n n
Which of the following is not considered a starvation response?
n n n n n n n n n
A) endospore formation n
B) synthesis of starvation proteins n n n
C) cell death at a logrtihmic rate D) a decrease in cellular size and nucleoid co
n n n n n n n n n n n n n n
ndensation
cell death at a logrtihmic rate
n n n n n
Organelle responsible for the synthesis of protein in a eukaryotic cell:
n n n n n n n n n n
A) the smooth ER n n
,B) the rough ER n n
C) the Golgi complex n n
D) the nucleus n
n the rough ERn n
Which of the following is the most important structure related to microbial attachmen
n n n n n n n n n n n n
t to cells? A) flagellum
n n n n
B) plasmid
C) peptidoglycan
D) glycocalix
n glycocalix
Which of the following statement(s) is/are correct when comparing prokaryotic a
n n n n n n n n n n
nd eukaryotic genome?
n n
A) bacteria mostly have one circular DNA molecule n n n n n n
B) Eukaryotes have linear DNA C) Both A and B n n n n n n n n
D) None of the above Bo
n n n n n
th A and B
n n n
membranes allow some molecules to pass but not all.
n n n n n n n n
A) Permeable
B) Inverted Membrane n
C) Selectively Membrane n
D) Impermeable
Selectively Membrane Th n n
e ribosome binding site
n n n
A) forms a stem-loop structure in the RNA
n n n n n n
B) is located upstream of the promoter sequence
n n n n n n
C) is located immediately upstream of the start codon
n n n n n n n
D) is more likely to be associated with an operon than with a gene encoding a si
n n n n n n n n n n n n n n n
ngle protein n
is located immediately upstream of the start codon
n n n n n n n n
The nucleus of a eukaryote does not contain
n n n n n n n
A) nuclear membrane n
B) nucleoid
, C) nuclear pores n
D) nucleolus
n nucleoid
The protein coat and lipid envelopes are components that help to protect the viral
n n n n n n n n n n n n n
A) capsid
B) genome
C) tegument
D) spikes
n genome
Which of the following helps protect bacteria from lysis in dilute solution and hel
n n n n n n n n n n n n n
ps to determine cellular morphology?
n n n n
A) plasma membrane n
B) capsule
C) gas vacuoles n
D) cell wall n
n cell walln
Chapter 35 Questions Parasite are organisms that
n n n n n n
A. Live in a host n n n
B. Depend metabolically on the host n n n n
C. Can cause disease n n
D. All of the above n n n n
All of the above
n n n
Opportunistic pathogens are different from primary pathogens because
n n n n n n n
A. Opportunistic pathogens causes disease by direct interaction with the healthy h n n n n n n n n n n
ost
B. Opportunistic pathogens are part of a normal flora that can causes disease when it
n n n n n n n n n n n n n n
gains access to other sites or the host is immunocompromised
n n n n n n n n n
C. There are no differences between primary and opportunistic pathogens
n n n n n n n n
D. Primary pathogens only cause disease in an immunocompromised host
n n n n n n n n
Opportunistic pathogens are part of a normal flora that can causes disease when it gai
n n n n n n n n n n n n n n
ns access to other sites or the host is immunocompromised
n n n n n n n n n
