BIOL 1020-MICROBIOLOGY FINAL EXAM EXPECTED
QUESTIONS WITH VERIFIED ANSWERS
Question 1.
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?
ANSWER
Transposons
Question 2.
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?
ANSWER
It has a naked capsid structure
Question 3.
All of the following can be transmitted by drinking contaminated water except...
ANSWER
Coccidioidomycosis
Question 4.
Organisms that have relatively complex nutritional needs, requiring extra media components to
be used for growth, are called...
ANSWER
fastidious
Question 5.
What is the role of the agar ingredient in culture medium?
ANSWER
It solidifies the medium and provides a stable culture surface.
1
, Question 6.
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
ANSWER
vertical transmission
Question 7.
Antifungal drug targets may include all of the following except:
a. sexual spore formation
b. miotic spindle microtubules
c. glucan synthesis
e. flagella assembly
ANSWER
Flagella Assembly
Question 8.
Analysis of the DNA from methicillin- and van- comycin-resistant, gram-positive cocci isolate
from a furuncle on a diabetic patient's toe indicated the presence of DNA sequence from
enterococci. Which of the following processes generated these new bacteria?
ANSWER
Transformation
Question 9.
Intracellular bacterial targets of antibiotics include all of the following except:
a. folate synthesis
b. topoisomerase
c. ribosome
d. peptidoglycan synthesis
e. mitochondria
ANSWER
Topoisomerase
Question 10.
Bacterial antibiotics targeted to the ribosome are effective because...
ANSWER
Bacterial ribosomes are structurally distinct from eukaryotic ribosomes
2
QUESTIONS WITH VERIFIED ANSWERS
Question 1.
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?
ANSWER
Transposons
Question 2.
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?
ANSWER
It has a naked capsid structure
Question 3.
All of the following can be transmitted by drinking contaminated water except...
ANSWER
Coccidioidomycosis
Question 4.
Organisms that have relatively complex nutritional needs, requiring extra media components to
be used for growth, are called...
ANSWER
fastidious
Question 5.
What is the role of the agar ingredient in culture medium?
ANSWER
It solidifies the medium and provides a stable culture surface.
1
, Question 6.
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
ANSWER
vertical transmission
Question 7.
Antifungal drug targets may include all of the following except:
a. sexual spore formation
b. miotic spindle microtubules
c. glucan synthesis
e. flagella assembly
ANSWER
Flagella Assembly
Question 8.
Analysis of the DNA from methicillin- and van- comycin-resistant, gram-positive cocci isolate
from a furuncle on a diabetic patient's toe indicated the presence of DNA sequence from
enterococci. Which of the following processes generated these new bacteria?
ANSWER
Transformation
Question 9.
Intracellular bacterial targets of antibiotics include all of the following except:
a. folate synthesis
b. topoisomerase
c. ribosome
d. peptidoglycan synthesis
e. mitochondria
ANSWER
Topoisomerase
Question 10.
Bacterial antibiotics targeted to the ribosome are effective because...
ANSWER
Bacterial ribosomes are structurally distinct from eukaryotic ribosomes
2
