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Chapter 7 Vocabulary

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Term
Definition
flagella   whip-like tails used by bacteria to move/swim  
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aerobe   any organism that uses oxygen for respiration  
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anaerobe   any organism that is able to live without oxygen  
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fission   simple form of asexual reproduction performed by bacteria  
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endospore   protective structure produced by some bacteria to survive unfavorable conditions  
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antibiotics   chemicals that can be used to kill/limit growth of bacteria  
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vaccine   can be used to prevent some bacterial and viral diseases  
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pasteurization   heating food to kill most of the harmful bacteria in it  
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toxin   a poison produced by some pathogenic bacteria  
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saprophyte   an organism that uses dead organisms for food  
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pathogen   a disease-producing organism  
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nitrogen-fixing bacteria   type of bacteria that converts nitrogen from the air into usable forms  
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diplo-   a pair of bacteria  
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staphyl-   bacteria colony in a cluster  
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coccus   sphere/round bacterial cell  
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bacillus   a rod-shaped bacterial cell  
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spirillum   a spiral-shaped bacterial cell  
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strepto-   chains of bacteria  
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