microbiology final straighterline latest exam
questions and answers
phylogeny - The study of evolutionary relationships among organisms is called
______.
Last Universal Common Ancestor - The three cell types discussed, eukaryotes,
archaea, and bacteria, all derived from ______.
always harmful to their host - Organisms called parasites are ______.
Thermal hot springs warmed by heat from earth's interior - Which of the following
does not indicate microbe involvement in energy and nutrient flow?
Electrons - The subatomic particles that surround the nucleus are the ______.
respiratory disease - The number one worldwide infectious diseases are ______.
saturated - A fat is called _____ if all carbons of the fatty acid chain are single-
bonded to 2 other carbons and 2 hydrogens.
,microbiology final straighterline latest exam
questions and answers
lipid - One technique for staining bacteria for viewing under the microscope is
called the Gram stain. In this technique, alcohol is used as a decolorizer because it
degrades the outer membrane found in some bacteria. What chemical component
of the cell does alcohol affect?
95X - If a microbiologist is studying a specimen at a total magnification of 950X,
what is the magnifying power of the objective lens if the ocular lens is 10X?
cell size of 0.5 to 2 microns - NASA has published a list of criteria for identifying
fossil bacteria in samples from Mars, as part of a search for evidence of life. Which
of the following is good evidence for the presence of bacterial cells?
electron - Which type of microscope achieves the greatest resolution and highest
magnification?
a solid medium - Which of the following is produced by adding 1% to 5% agar to
nutrient broth that is then boiled and cooled?
Creutzfeldt-Jacob disease - a spongiform encephalopathy of humans
, microbiology final straighterline latest exam
questions and answers
amphitrichous - The term that refers to flagella at both poles of the cell is ______.
saprobe - In the condition called athlete's foot, the fungus Trichophyton consumes
the keratin protein found in hair, nails, and dead skin. Which of the following
descriptors does not apply to Trichophyton?
gram-negative - During the Gram stain, the application of alcohol results in the
decolorization of ______ cells.
80s - The size of a eukaryotic ribosome is ______
Bacterial cells are typically between 1-10 μm and are blocked by the filter,
whereas most viruses are between 20 and 200 nm and therefore pass through. -
Sterilizing filters have a pore size of 0.22 μm. Which of the following statements is
true?
icosahedral - One of the principal viral capsid shapes is a 20-sided figure with 12
evenly spaced corners referred to as a/an _____ capsid.
fecal oral - Amoebic dysentery is most commonly contracted through
questions and answers
phylogeny - The study of evolutionary relationships among organisms is called
______.
Last Universal Common Ancestor - The three cell types discussed, eukaryotes,
archaea, and bacteria, all derived from ______.
always harmful to their host - Organisms called parasites are ______.
Thermal hot springs warmed by heat from earth's interior - Which of the following
does not indicate microbe involvement in energy and nutrient flow?
Electrons - The subatomic particles that surround the nucleus are the ______.
respiratory disease - The number one worldwide infectious diseases are ______.
saturated - A fat is called _____ if all carbons of the fatty acid chain are single-
bonded to 2 other carbons and 2 hydrogens.
,microbiology final straighterline latest exam
questions and answers
lipid - One technique for staining bacteria for viewing under the microscope is
called the Gram stain. In this technique, alcohol is used as a decolorizer because it
degrades the outer membrane found in some bacteria. What chemical component
of the cell does alcohol affect?
95X - If a microbiologist is studying a specimen at a total magnification of 950X,
what is the magnifying power of the objective lens if the ocular lens is 10X?
cell size of 0.5 to 2 microns - NASA has published a list of criteria for identifying
fossil bacteria in samples from Mars, as part of a search for evidence of life. Which
of the following is good evidence for the presence of bacterial cells?
electron - Which type of microscope achieves the greatest resolution and highest
magnification?
a solid medium - Which of the following is produced by adding 1% to 5% agar to
nutrient broth that is then boiled and cooled?
Creutzfeldt-Jacob disease - a spongiform encephalopathy of humans
, microbiology final straighterline latest exam
questions and answers
amphitrichous - The term that refers to flagella at both poles of the cell is ______.
saprobe - In the condition called athlete's foot, the fungus Trichophyton consumes
the keratin protein found in hair, nails, and dead skin. Which of the following
descriptors does not apply to Trichophyton?
gram-negative - During the Gram stain, the application of alcohol results in the
decolorization of ______ cells.
80s - The size of a eukaryotic ribosome is ______
Bacterial cells are typically between 1-10 μm and are blocked by the filter,
whereas most viruses are between 20 and 200 nm and therefore pass through. -
Sterilizing filters have a pore size of 0.22 μm. Which of the following statements is
true?
icosahedral - One of the principal viral capsid shapes is a 20-sided figure with 12
evenly spaced corners referred to as a/an _____ capsid.
fecal oral - Amoebic dysentery is most commonly contracted through
