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21 Cards in this Set
- Front
- Back
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_____ can be used to uncover the presence of bacteria that can't be cultured in the labratory |
PCR |
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green sulfur bacteria and green non sulfur bacteria accomplish ________ ___________ |
anoxygenic photosynthesis |
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the genus Salmonellan enteritica can be divided into more than 2400 _______ |
serovars |
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The bacterial species ________ is one of the most common inhabitants of the human intestinal tract and is probably the most familiar organism in microbiology.
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Escherichia coli
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Root nodules are involved in the fixation of__________.
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nitrogen |
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Bacillus thuringiensis produces crystals that are toxic to_________.
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insects |
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The largest taxonomic group of bacteria consists of the__________, which include most of the gram-negative chemoheterotrophic bacteria.
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proterobacteria |
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Spirochetes can be distinguished by their production of axial ______.
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filaments |
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Thiomargarita ________ gets its energy from reduced sulfur compounds such as hydrogen sulfide.
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namibiensis |
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_______ infect over 1 million species of insects and other invertebrates. In all, as many as 75% of species of animals surveyed carry this bacterium.
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wolbachia |
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In the second, or current, addition of Bergey's manual, the prokaryotes are grouped into two domains, the bacteria and the_______.
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archaea |
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Nitrogenis fixed by cyanobacteria in specialized cells called ___________.
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heterocytes |
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If you Gram-stained the bacteria that live in the human intestine, you would expect to find mostly |
gram-negative rods |
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Which of the following does not belong with the others A. Enterobacteriales B. Lactobacillales C. Leionellales D. Pasteurellales E. Vibrionales |
B. |
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Pathogenic bacteria can be A. motile B. rods C. cocci D. anaerobic E. all of the above |
E. |
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Which of the following is an intracellular parasite? A. Rickettsia B. Mycobacterium C. Bacillus D. Staphulococcus E. Streptococcus |
A. |
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Which of the following terms is most specific? A. bacillus B. Bacillus (itallicized) C. Gram-positive D. endospore-forming fords and cocci E. anaerobic |
B. |
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Which of the following does not belong with the others? A. Enterococcus B. Lactobacillus C. Staphylococcus D. Streptococcus E. All are grouped together |
C. |
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Spirillum is not classified as a spirochete because spirochetes |
posses axial filaments |
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When Legionella was newly discovered, why was it classified with pseudomonads? |
it is an aerobic gram-negative rod |
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Unlike purple and green phototrophic bacteria, cyanobacteria |
produce oxygen during photosynthesis |
