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Microbiology Midterm Review Chapters 1-10 Questions With Complete Solutions
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Microbiology Midterm Review Chapters 1-10 Questions With Complete Solutions
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Microbiology Midterm Review Chapters 1-10 QuestionsWith Complete Solutions
___________ is also called cell drinking and is an example of an
endocytic process. Correct Answer Pinocytosis
____________ ___________ are dormant structures that certain
bacteria can make. These structures can be seen using the
structural stain called the _______________ _________.
Correct Answer Bacterial endospores; endospore stain
____________ is the preferred microbial media format for
isolating individual bacterial colonies. Correct Answer An agar
plate
_______________ is an exportation process used in eukaryotes
and involves vesicles that may bud off the Golgi apparatus. In
contrast, _________________ is an importation process by
which a solid or a dissolved substance enters the cell by being
engulfed by invaginations of the plasma membrane. Correct
Answer Exocytosis; endocytosis
________________ is the concept that life came from non-
living sources while __________ is the concept that life emerges
from existing life.
a) neogenesis/ generational theory
b) spontaneous generation/ biogenesis
c) biogenesis/ neogenesis
d) generational theory/ neogenesis Correct Answer b)
spontaneous generation/ biogenesis
,A bacterial cell that has a tuft of flagella at one pole of the cell
exhibits a/an ____________ arrangement of flagella. Correct
Answer lophotrichous
A bacterium that can take on different forms is called
____________. Correct Answer pleomorphic
A genetic variant of a bacterium is known as a __________.
Correct Answer strain.
A photosynthetic prokaryote living in a pond will move toward
the unshaded area of the water during the daytime. This type of
movement to light stimuli is called ____________.
a) chemotaxis
b) phototaxis
c) heliotaxis
d) solartaxis Correct Answer b) phototaxis
A physician suspects that their patient has tuberculosis caused
by Mycobacterium tuberculosis. What would be the best
staining procedure to order to determine if the patient has a
Mycobacterium infection?
a) endospore stain
b) flagella stain
c) acid-fast stain
d) capsule stain Correct Answer c) acid-fast stain
Acid-fast bacteria contain ___________ ______ in their cell
wall. Correct Answer mycolic acid
,After staining a patient's sputum sample, you observe rod-
shaped bacteria in clusters. Describe the shape and arrangement
of these cells.
a) bacilli in palisade arrangement
b) vibrio in strept arrangement
c) bacilli in a staph arrangement
d) vibrio in a staph arrangement Correct Answer a) bacilli in
palisade arrangement
Alpha-helices and beta-pleated sheet are __________ protein
structures while three-dimensional, globular polypeptides are
_____________ protein structures.
a) quaternary, tertiary
b) primary, secondary
c) tertiary, quaternary
d) secondary, tertiary Correct Answer d) secondary, tertiary
Archaea cell walls tend to contain:
a) peptidoglycan
b) lipid bilayers
c) cholesterol
d) psuedopeptidoglycan
e) flagellin Correct Answer d) psuedopeptidoglycan
Assume that you isolated a unicellular, non-nucleated cell from
a deep-sea vent. Select the statement that is least likely
regarding the cell you found.
a) The cell is a prokaryote
b) The cell is a fungus or yeast
c) The cell is an archaea
d) The cell is not a pathogen
, e) The cell is in Domain Archaea Correct Answer b) The cell is
a fungus or yeast
Assume you are asked to view and draw all samples at a final
magnification of 1000x. If the ocular lens is 10x, what objective
lens should be in place as you draft your drawings? Correct
Answer The 100x oil objective
Bacteria are _____________ cells in the domain ____________.
Correct Answer prokaryotic; bacteria
Bacteria cell walls tend to contain:
a) peptidoglycan
b) lipid bilayers
c) cholesterol
d) psuedomurien
e) flagellin Correct Answer a) peptidoglycan
Certain bacteria can form endospores in order to.... Correct
Answer survive harsh conditions.
Cholesterol is best described as a(n).... Correct Answer sterol.
Classify the following as bright field, dark field, phase contrast,
or differential interference contrast (DIC):
-Generates a falsely three-dimensional image. Correct Answer
Differential interference contrast
Classify the following as bright field, dark field, phase contrast,
or differential interference contrast (DIC):
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