Which of the following occurs when a culture of microorganisms is transferred from a nutritionally poor medium to a richer one?
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A. the organization of organisms into progressively more inclusive groups
B. a branch of taxonomy concerned with the assignment of names to taxonomic groups
C. the scientific study of organisms with the ultimate objective of arranging them in an orderly manner
D. the process of determining if a particular isolate belong to a recognized taxon
Answer: C
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A. Facilitates moderate change of position
B. Increase surface area of the cell for nutrient absorption
C. Promote attachment of bacteria to surfaces
D. Enables individual cells to stay associated in cell colonies
Answer: C
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A. It serves as a barrier to most water soluble molecules
B. It contains various enzymes involved in respiration and metabolism
C. It composed primarily of phospholipids and protein
D. The chromatin area is rich in DNA
Answer: D
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A. Bacteria that derive their carbon from preformed organic nutrients
B. Bacteria that use light energy as their energy source
C. Bacteria that derive carbon from inorganic sources
D. Bacterial that obtain their energy by oxidizing inorganic chemical compounds
Answer: D
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