question
Clostridium
answer
- endosporing rods
- strict anaerobes
- common in soil
- some are pathogens (C. tetani, botulinum, perfringens)
- strict anaerobes
- common in soil
- some are pathogens (C. tetani, botulinum, perfringens)
question
Epulopiscium
answer
• Giant bacteria
• ~ 500 um long
• Gut of sturgeon fish
• ~ 500 um long
• Gut of sturgeon fish
question
Heliobacterium
answer
• The only G+ phototrophic bacteria
• Bacteriochlorophyll g
• photoheterotrophs
• Bacteriochlorophyll g
• photoheterotrophs
question
Bacillus
answer
- endosporing rods (typically in chains)
- some pathogens (B. anthracis, cereus)
- some pathogens (B. anthracis, cereus)
question
Lactobacillus
answer
- non-sporing regular rods
- fermentative (lactic acid, acidify intestine, vagina)
- probiotics
- fermentative (lactic acid, acidify intestine, vagina)
- probiotics
question
Listeria
answer
- psychotrophic bacterium
- grows in refrigerator
- pathogenic (L. monocytogenes) causes food poisoning
- grows in refrigerator
- pathogenic (L. monocytogenes) causes food poisoning
question
Streptococcus
answer
- chains of round or oval cells
- fermentative metabolism (catalase-negative and aerotolerant)
- fermentative metabolism (catalase-negative and aerotolerant)
question
Staphylococcus
answer
- grape-like clusters
- opportunistic pathogens (S. aureus)
- opportunistic pathogens (S. aureus)
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