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BIOL 1020-Microbiology Final
Exam With 100% Correct
Solutions | Graded A+
What is the term for pieces of DNA that move from one genetic element to another and
contain genes for movement as well as genes for other features? - Correct Answer-
Transposons
An outbreak of gastroenteritis occurred on a cruise ship. A stool sample from one of the
passengers contained a very small detergent-resistant virus. What other parameter
would be true for this virus? - Correct Answer-It has a naked capsid structure
All of the following can be transmitted by drinking contaminated water except... -
Correct Answer-Coccidioidomycosis
Organisms that have relatively complex nutritional needs, requiring extra media
components to be used for growth, are called... - Correct Answer-fastidious
What is the role of the agar ingredient in culture medium? - Correct Answer-It solidifies
the medium and provides a stable culture surface.
Genetic change in bacterial is accomplished by all of the following except:
a. mutation
b. genetic recombination
c. gene exchange between bacteria
d. vertical transmission
e. none of the above - Correct Answer-vertical transmission
Antifungal drug targets may include all of the following except:
a. sexual spore formation
b. miotic spindle microtubules
c. glucan synthesis
d. ergosterol synthesis
e. flagella assembly - Correct Answer-Flagella Assembly
Analysis of the DNA from methicillin- and vancomycin-resistant, gram-positive cocci
isolate from a furuncle on a diabetic patient's toe indicated the presence of DNA
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sequence from enterococci. Which of the following processes generated these new
bacteria? - Correct Answer-Transformation
Intracellular bacterial targets of antibiotics include all of the following except:
a. folate synthesis
b. topoisomerase
c. ribosome
d. peptidoglycan synthesis
e. mitochondria - Correct Answer-Topoisomerase
Bacterial antibiotics targeted to the ribosome are effective because... - Correct Answer-
Bacterial ribosomes are structurally distinct from eukaryotic ribosomes
The MIC result recorded in antimicrobial testing can be defined as... - Correct Answer-
the lowest antimicrobial agent concentration that completely inhibits visible bacterial
growth
Mycoplasmas have no consistent morphology and are lacking in... - Correct Answer-a
cell wall
All of the following diseases are caused by fungi except:
a. Legionellosis
b. Ringworm
c. Cryptococcal meningitis
d. Histoplasmosis
e. Pheumocystis pneumonia - Correct Answer-Legionellosis
Which one of the following is incorrectly paired?
a. spore-dormancy
b. mold-dimorphism
c. biofilm-quorum sensing
d. prion-nucleic acid
e. envelope-lipid bilayer - Correct Answer-prion-nucleic acid
Description for Rubella. - Correct Answer-Teratogenic
Description for HSV-2. - Correct Answer-Latent
Description for Poliovirus. - Correct Answer-Lytic
Description for Hep C. - Correct Answer-Chronic
Description for Human Papilloma. - Correct Answer-Oncogenic
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BIOL 1020-Microbiology Final
Exam With 100% Correct
Solutions | Graded A+
What is the term for pieces of DNA that move from one genetic element to another and
contain genes for movement as well as genes for other features? - Correct Answer-
Transposons
An outbreak of gastroenteritis occurred on a cruise ship. A stool sample from one of the
passengers contained a very small detergent-resistant virus. What other parameter
would be true for this virus? - Correct Answer-It has a naked capsid structure
All of the following can be transmitted by drinking contaminated water except... -
Correct Answer-Coccidioidomycosis
Organisms that have relatively complex nutritional needs, requiring extra media
components to be used for growth, are called... - Correct Answer-fastidious
What is the role of the agar ingredient in culture medium? - Correct Answer-It solidifies
the medium and provides a stable culture surface.
Genetic change in bacterial is accomplished by all of the following except:
a. mutation
b. genetic recombination
c. gene exchange between bacteria
d. vertical transmission
e. none of the above - Correct Answer-vertical transmission
Antifungal drug targets may include all of the following except:
a. sexual spore formation
b. miotic spindle microtubules
c. glucan synthesis
d. ergosterol synthesis
e. flagella assembly - Correct Answer-Flagella Assembly
Analysis of the DNA from methicillin- and vancomycin-resistant, gram-positive cocci
isolate from a furuncle on a diabetic patient's toe indicated the presence of DNA
1|Page
, 2|Page
sequence from enterococci. Which of the following processes generated these new
bacteria? - Correct Answer-Transformation
Intracellular bacterial targets of antibiotics include all of the following except:
a. folate synthesis
b. topoisomerase
c. ribosome
d. peptidoglycan synthesis
e. mitochondria - Correct Answer-Topoisomerase
Bacterial antibiotics targeted to the ribosome are effective because... - Correct Answer-
Bacterial ribosomes are structurally distinct from eukaryotic ribosomes
The MIC result recorded in antimicrobial testing can be defined as... - Correct Answer-
the lowest antimicrobial agent concentration that completely inhibits visible bacterial
growth
Mycoplasmas have no consistent morphology and are lacking in... - Correct Answer-a
cell wall
All of the following diseases are caused by fungi except:
a. Legionellosis
b. Ringworm
c. Cryptococcal meningitis
d. Histoplasmosis
e. Pheumocystis pneumonia - Correct Answer-Legionellosis
Which one of the following is incorrectly paired?
a. spore-dormancy
b. mold-dimorphism
c. biofilm-quorum sensing
d. prion-nucleic acid
e. envelope-lipid bilayer - Correct Answer-prion-nucleic acid
Description for Rubella. - Correct Answer-Teratogenic
Description for HSV-2. - Correct Answer-Latent
Description for Poliovirus. - Correct Answer-Lytic
Description for Hep C. - Correct Answer-Chronic
Description for Human Papilloma. - Correct Answer-Oncogenic
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