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16 Cards in this Set
- Front
- Back
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Define taxonomy
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The science of classification, especially in living organisms
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Define phylogeny
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The evolutionary history of a group of organisms
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What are the three domains?
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Eukarya, Bacteria, and Archaea
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Describe binomial nomenclature.
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It is the scientific name given to every organism. First is the capitalized genus name (noun) which is followed by the uncapitalized specific epithet, or species (adj). Both names are printed and underlined or italicized.
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Which organization assigns names to bacteria?
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The International Committee on Systematic Bacteriology
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Who publishes rules for naming fungi and algae?
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The International Code of Botanical Nomenclature
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Who publishes rules for naming protozoa?
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The International Code of Zoological Nomenclature
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Where can one find the taxonomic classification scheme for prokaryotes?
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Bergey's Manual of Systemic Bacteriology
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What is a group of bacteria derived from one cell called?
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A strain
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Why are viruses not placed in a kingdom?
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They are not composed of cells and cannot grow without a host cell.
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Give examples of some morpholgical characteristics used to classify microorganisms.
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Morphological characteristics include observable physical characteristics.
Bacilli (rods) vs. cocci Presence or absence of flagella, cillia, or pseudopods Nucleus vs. no nucleus |
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List some enzymatic activities tests that can be done to aid in the classification of a microorganism.
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Tests to determine the ability to ferment various carbohydrates, the ability to fix nitrogen gas, or oxidize elemental sulfur.
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Name three blotting techniques and tell what they are used for.
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Western blotting: for identifying a particular protein
Southern blotting: DNA detection Northern blotting: RNA detection |
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What is DNA base composition?
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It is the percentage of guanine plus cytosine (G+C) which can be used to draw conclusions about relatedness.
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Eukaryotic relationships are obtained (to some degree) from what source?
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Fossils
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What is used to determine prokaryotic relationships?
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Ribosomal RNA (rRNA)
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