Questions and Correct Answers 2025-
2026 Updated.
classifies, names, and identifies microorganisms based on genotypical and phenotypical
characteristics. - Answer Taxonomy can be described as a system that:
classifies microorganisms, based on their cellular and colonial traits.
classifies microorganisms, based on their genetic makeup.
classifies, names, and identifies microorganisms based on genotypical and phenotypical
characteristics.
classifies microorganisms, based on their phenotypic makeup.
phenotypic - Answer Colonial and microscopic morphologic properties, along with the
pigmentation of colonies, would belong to a microorganism group of __________
characteristics.
phenotypic
subspecies
genotypic
taxonomic
,has been moved from one genus (Pseudomonas) to another genus (Burkholderia). - Answer
The use of a double genus in a microorganism's label, such as Burkholderia (Pseudomonas),
indicates that the bacterium:
does not fit well in either group but has some characteristics of both groups.
has been moved from one genus (Pseudomonas) to another genus (Burkholderia).
is a genetic cross between the two groups
has been moved from one genus (Burkholderia) to another genus (Pseudomonas).
Antigenic properties - Answer An organism is serologically identified in the clinical
laboratory. This is an example of which phenotypic property?
Subcellular properties
Antigenic properties
Resistant profiles
Nucleic acid sequence analysis
pili - Answer Which of the following extensions enable the bacterial cell to attach to host
cells?
plasmids
,ribosomes
flagella
pili
O antigen - Answer The gram positive cell wall contains all of the following except:
techoic acids
peptidoglycan
lipoteichoic acids
O antigen
may be extracellular enzymes - Answer Exotoxins:
consist of LPS
can induce fever upon cell lysis
are secreted by gram negative bacteria
may be extracellular enzymes
, Bactericide - Answer What will we be using to wipe off our lab tables before, during (if
needed) and after class?
An autoclave
Bactericide
Bacteriostat
Antiseptic
antigen - Answer A foreign compound that elicits an immune response is known as a (an):
complement
antibody
antigen
cytokine
a community acquired infection - Answer A school age child acquires a streptococcal
infection from a classmate. This infection is described as:
colonization