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20 Cards in this Set
- Front
- Back
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The Dutch merchant who made and used quality magnifying lenses to see and record microorganisms was
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Antonie van Leeuwenhoek.
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2. Spontaneous generation is the belief that
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living things arise from nonliving matter.
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3. Which of the following is a scientific name?
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Bacillus subtilis
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4. When assigning a scientific name to an organism
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both genus and species names are italicized or underlined.
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5. Which of the following diseases is transmitted by mosquitoes?
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malaria
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6. When microbes are introduced into the environment to restore stability, the process is called
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bioremediation.
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The term sterile means free of all life forms.
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TRUE
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Spirochetes have a twisting and flexing locomotion due to appendages called
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periplasmic flagella (axial filaments).
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The short, numerous appendages used by some bacterial cells for adhering to surfaces are called
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fimbriae.
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10. The outcome of the Gram stain is based on differences in the cell's
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cell wall.
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11. Peptidoglycan is a unique macromolecule found in bacterial
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cell walls.
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12. Lipopolysaccharide is an important cell wall component of
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gram negative bacteria.
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13. Which is mismatched?
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plasmids - genes essential for growth and metabolism
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14. The function of bacterial endospores is
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protection of genetic material during harsh conditions.
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15. Endospores are
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All of the choices are correct.
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16. When a rod shaped bacteria is short and plump, it is called a
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coccobacillus.
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17. Sarcinae refers to
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a cuboidal packet of cells.
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18. Bacteria with small bunches of flagella emerging from the same site are said to be
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lophotrichous.
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19. Gram negative bacteria do not have peptidoglycan in their cell walls.
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FALSE
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20. The term diplococci refers to an irregular cluster of spherical bacterial cells.
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FALSE
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