2895219
Descripción
Test por elizabeth.merner, actualizado hace más de 1 año
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Creado por elizabeth.merner
hace alrededor de 9 años
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Pregunta 1
Pregunta
Bergey's Manual of Systematic Bacteriology differs from Bergey's Manual of Determinative Bacteriology in that the former
Respuesta
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groups bacteria into species
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groups bacteria according to phylogenetic relationships
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groups bacteria according to pathogenic properties
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groups bacteria into 19 species
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all of the above
Pregunta 2
Pregunta
Bacillus and Lactobacillus are not in the same order. This indicates that which one of the following is NOT sufficient to assign an organism to a taxon?
Respuesta
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biochemical characteristics
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amino acid sequencing
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phage typing
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serology
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morphological characteristics
Pregunta 3
Pregunta
Which of the following is used to classify organisms into the kingdom fungi?
Respuesta
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ability to photosynthesize; possess a cell wall
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unicellular; possess cell wall, prokaryotic
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unicellular; lacking cell wall, eukaryotic
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absorptive; possess cell wall, eukaryotic
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ingestive; lacking cell wall; multicellular; prokaryotic
Pregunta 4
Pregunta
Which of the following is false about scientific nomenclature?
Respuesta
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each name is specific
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names vary with geographical location
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the names are standardized
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each name consists of a genus and specific epithet
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it was the first designed by Linnaeus
Pregunta 5
Pregunta
You could ID an unknown bacterium by all of the following except
Respuesta
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hybridizing a DNA probe from a known bacterium with the uknown's DNA
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making a fatty acid profile of the unknown
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specific antiserum agglutinating the unknown
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ribosomal RNA sequencing
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percentage of guanine + cytosine
Pregunta 6
Pregunta
The wall-less mycoplasmas are considered to be related to gram-positive bacteria. Which of the following would provide the most compelling evidence for this?
Respuesta
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They share common rRNA sequences
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Some gram-positive bacteria and some mycoplasmas produce catalase.
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both groups are prokaryotic
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some gram-positive bacteria are some mycoplasmas have coccus-shaped cells
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both groups contain human pathogens
Pregunta 7
Pregunta
Into which group would you place a multicellular organism that has a mouth and lives inside the human liver?
Respuesta
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animalia
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fungi
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plantae
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firmicutes (gram-positive bacteria)
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proteobacteria (gram-negative bacteria)
Pregunta 8
Pregunta
Into which group would you place a photosynthetic organism that lacks a nucleus and has a thin peptidoglycan wall surrounded by an outer membrane?
Respuesta
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animalia
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fungi
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plantae
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firmicutes (gram-positive bacteria)
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proteobacteria (gram-negative bacteria)
Pregunta 9
Pregunta
Which of the following is (are) found in all three domains?
Respuesta
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70s Ribosomes, plasma membrane
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peptidoglycan
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70s Ribosomes, plasma membrane, nucleus
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9 + 2 flagella, fimbria, peptidoglycan
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9+ 2 flagella, 702 ribosomes, fimbria, nucleus, peptidoglycan, plasma membrane
Pregunta 10
Pregunta
Which is (are) found only in prokaryotes?
Respuesta
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9 + 2 flagella, nucleus, plasma membrane
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fimbria, peptidoglycan
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9 + 2 flagella, 70s Ribosomes
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nucleus
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70 s ribosomes, nucleus, peptidoglycan
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