D311: Microbiology WGU OA ALL CURRENTLY TESTING EXAM
NEWEST QUESTIONS AND CORRECT DETAILED ANSWERS WITH
A STUDY GUIDE | EXPERT VERIFIED FOR GUARANTEED PASS |
LATEST UPDATE 2025/2026 .
Which staining technique is used to distinguish bacteria based on
their ability to produce structures that can survive extreme heat
stress?
Endospore stain –ANSWER.
Which class of cells most often contain extrachromosomal DNA
found in plasmids?
Prokaryotic –ANSWER.
Which microorganisms produce dermatophytes that can cause
skin infections, such as athlete's foot and ringworm?
Fungi –ANSWER.
Which pair of enzymes are produced by some bacteria that cause
the clotting of blood to protect the bacteria in the bloodstream,
then a digestion of the clots to allow the bacteria to spread?
Coagulase and kinase –ANSWER.
What type of microbe is used to deliver gene therapies to human
cells?
Viruses –ANSWER.
Which body system is protected by the ciliary escalator?
, Respiratory –ANSWER.
What is the role of global public health organizations in eradication
of diseases, like polio?
Organize vaccination campaigns and programs –ANSWER.
Malaria cases are routinely found in certain areas of the world but
are not seen In other areas. How would malaria be described in
those areas where it is found?
Endemic –ANSWER.
A hospital notices an increase in patients being admitted with
gastrointestinal symptoms and dehydration over a two-week
period. An epidemiological analysis reveals that the cause is the
same pathogen, but that none of the hospitalized individuals were
ever in the same location at the same time. What is an explanation
for this analysis?
These individuals all consumed contaminated food from a
common manufacturing source. –ANSWER.
Which action is an innate physical defense?
Mucous secretions trapping and removing microbes from the
respiratory tract.-ANSWER.
Which vaccine type would be effective against an organism that
can produce a capsule?
Conjugate –ANSWER.
Vhich protocol for microbial growth control leaves the least
number of living cells?
Sterilization –ANSWER.
NEWEST QUESTIONS AND CORRECT DETAILED ANSWERS WITH
A STUDY GUIDE | EXPERT VERIFIED FOR GUARANTEED PASS |
LATEST UPDATE 2025/2026 .
Which staining technique is used to distinguish bacteria based on
their ability to produce structures that can survive extreme heat
stress?
Endospore stain –ANSWER.
Which class of cells most often contain extrachromosomal DNA
found in plasmids?
Prokaryotic –ANSWER.
Which microorganisms produce dermatophytes that can cause
skin infections, such as athlete's foot and ringworm?
Fungi –ANSWER.
Which pair of enzymes are produced by some bacteria that cause
the clotting of blood to protect the bacteria in the bloodstream,
then a digestion of the clots to allow the bacteria to spread?
Coagulase and kinase –ANSWER.
What type of microbe is used to deliver gene therapies to human
cells?
Viruses –ANSWER.
Which body system is protected by the ciliary escalator?
, Respiratory –ANSWER.
What is the role of global public health organizations in eradication
of diseases, like polio?
Organize vaccination campaigns and programs –ANSWER.
Malaria cases are routinely found in certain areas of the world but
are not seen In other areas. How would malaria be described in
those areas where it is found?
Endemic –ANSWER.
A hospital notices an increase in patients being admitted with
gastrointestinal symptoms and dehydration over a two-week
period. An epidemiological analysis reveals that the cause is the
same pathogen, but that none of the hospitalized individuals were
ever in the same location at the same time. What is an explanation
for this analysis?
These individuals all consumed contaminated food from a
common manufacturing source. –ANSWER.
Which action is an innate physical defense?
Mucous secretions trapping and removing microbes from the
respiratory tract.-ANSWER.
Which vaccine type would be effective against an organism that
can produce a capsule?
Conjugate –ANSWER.
Vhich protocol for microbial growth control leaves the least
number of living cells?
Sterilization –ANSWER.
