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11 Cards in this Set
- Front
- Back
aerobe
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any organism that uses oxygen for respiration
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anaerobic
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any organism that is able to live without oxygen
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endospore
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thick-walled protective structure produced by some bacteria when conditions are unfavorable for survival
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antibiotic
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chemicals produced by some bacterias that are used to limit the growth of other bacteria
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flagella
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long thin whiplike structure that helps organisms move thru moist or wet surroundings.
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fission
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simplest form of asexual reproduction in which two new cells are produced with genetic material indentical to each other and identical to the previous cell
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nitrogen fixing bacteria
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bacteria that converts nitrogen in the air into forms that can be used by plants and animals.
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pathogen
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disease- producing organism
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saprophyte
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organism that uses dead organisms as a food sorce and helps recycle nutrients so they are avaliable for use by other organisms
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toxin
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poisonous substance produced by some pathogens
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vaccine
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preparation made from killed bacteria or damaged particles from bacterial cell wals or viruses that can prevent some bacterial and viral diseases.
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