Micro 2260 Test #1 UPDATED ACTUAL Questions and
CORRECT Answers
Bacterial cells could have any of the following cilia
appendages, except
Spirochetes have a twisting and flexing locomotion due periplasmic flagella (axial filaments).
to appendages called
The short, numerous appendages used by some bacterial fimbriae.
cells for adhering to surfaces are called
The transfer of genes during bacterial conjugation sex pili
involves rigid, tubular appendages called
All bacterial cells have a chromosome.
The term that refers to the presence of flagella all over peritrichous
the cell surface is
The outcome of the Gram stain is based on differences in cell wall.
the cell's
The most immediate result of destruction of a cell's protein synthesis would stop.
ribosomes would be
A bacterial cell exhibiting chemotaxis probably has flagella.
Which structure protects bacteria from being capsule
phagocytized?
Peptidoglycan is a unique macromolecule found in cell walls.
bacterial
All of the following structures contribute to the ability of inclusions.
pathogenic bacteria to cause disease, except
A prokaryotic cell wall that has primarily peptidoglycan gram-positive.
with small amounts of teichoic acid and lipoteichoic acid
is
A bacterial genus that has waxy mycolic acid in the cell Mycobacterium.
walls is
The difference in cell wall structure of Mycobacterium predominance of unique, waxy lipids.
and Nocardia compared to the typical gram-positive
bacterial cell wall structure is
, Lipopolysaccharide is an important cell wall component gram-negative bacteria.
of
Which of the following, pertaining to prokaryotic cell unique hydrocarbon present - cyanobacteria
membranes, is mismatched?
The site/s for most ATP synthesis in prokaryotic cells cell membrane.
is/are the
Which is mismatched? plasmids - genes essential for growth and metabolism
The function of bacterial endospores is for protection of genetic material during harsh conditions.
Endospores are All of the choices are correct.
Bacterial endospores are not produced by Staphylococcus.
Which term is not used to describe bacterial cell shapes? tetrad
Which statement is not a characteristic of biofilms? They involve bacteria only.
An important indicator of evolutionary relatedness is to nitrogen base sequence of rRNA.
determine
Which is mismatched? Cyanobacteria - filamentous, gliding, thermophilic bacteria
When a rod shaped bacteria is short and plump, it is coccobacillus.
called a:
What is the correct sequence for a Gram stain? Crystal Violet, Gram's iodine, Alcohol, Safranin
Bacteria with small bunches of flagella emerging from the lophotrichous.
same site are said to be
All of the following are correct about a slime layer, it plays a role in cell motility.
except
Lysozyme, an enzyme found in tears, provides a natural hydrolyzing peptidoglycan in cell walls.
defense against bacteria by
In the Gram stain, the mordant is Iodine.
Which cell structure is an important agent in modern plasmids
genetic engineering techniques?
Which of the following is mismatched? Coxiella burnetti: Cow pox
Archaea do not have the typical peptidoglycan structure True
found in bacterial cell walls.
CORRECT Answers
Bacterial cells could have any of the following cilia
appendages, except
Spirochetes have a twisting and flexing locomotion due periplasmic flagella (axial filaments).
to appendages called
The short, numerous appendages used by some bacterial fimbriae.
cells for adhering to surfaces are called
The transfer of genes during bacterial conjugation sex pili
involves rigid, tubular appendages called
All bacterial cells have a chromosome.
The term that refers to the presence of flagella all over peritrichous
the cell surface is
The outcome of the Gram stain is based on differences in cell wall.
the cell's
The most immediate result of destruction of a cell's protein synthesis would stop.
ribosomes would be
A bacterial cell exhibiting chemotaxis probably has flagella.
Which structure protects bacteria from being capsule
phagocytized?
Peptidoglycan is a unique macromolecule found in cell walls.
bacterial
All of the following structures contribute to the ability of inclusions.
pathogenic bacteria to cause disease, except
A prokaryotic cell wall that has primarily peptidoglycan gram-positive.
with small amounts of teichoic acid and lipoteichoic acid
is
A bacterial genus that has waxy mycolic acid in the cell Mycobacterium.
walls is
The difference in cell wall structure of Mycobacterium predominance of unique, waxy lipids.
and Nocardia compared to the typical gram-positive
bacterial cell wall structure is
, Lipopolysaccharide is an important cell wall component gram-negative bacteria.
of
Which of the following, pertaining to prokaryotic cell unique hydrocarbon present - cyanobacteria
membranes, is mismatched?
The site/s for most ATP synthesis in prokaryotic cells cell membrane.
is/are the
Which is mismatched? plasmids - genes essential for growth and metabolism
The function of bacterial endospores is for protection of genetic material during harsh conditions.
Endospores are All of the choices are correct.
Bacterial endospores are not produced by Staphylococcus.
Which term is not used to describe bacterial cell shapes? tetrad
Which statement is not a characteristic of biofilms? They involve bacteria only.
An important indicator of evolutionary relatedness is to nitrogen base sequence of rRNA.
determine
Which is mismatched? Cyanobacteria - filamentous, gliding, thermophilic bacteria
When a rod shaped bacteria is short and plump, it is coccobacillus.
called a:
What is the correct sequence for a Gram stain? Crystal Violet, Gram's iodine, Alcohol, Safranin
Bacteria with small bunches of flagella emerging from the lophotrichous.
same site are said to be
All of the following are correct about a slime layer, it plays a role in cell motility.
except
Lysozyme, an enzyme found in tears, provides a natural hydrolyzing peptidoglycan in cell walls.
defense against bacteria by
In the Gram stain, the mordant is Iodine.
Which cell structure is an important agent in modern plasmids
genetic engineering techniques?
Which of the following is mismatched? Coxiella burnetti: Cow pox
Archaea do not have the typical peptidoglycan structure True
found in bacterial cell walls.
