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Chapter 11
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How do bacteria survive in different environments?
Specialized adaptations allow for bacteria to thrive in different environments
T/F: Most bacteria are harmful
False - Human bodies contain more bacterial cells than human cells, and most bacteria are harmless or beneficial
Which organism causes Rocky Mountain Spotted Fever?
Rickettsia rickettsii
Archaea
Thrive in extreme environments (high heat, salinity, alkalinity)
Extreme halophiles
Reside in salt lakes, soda lakes, and brines; produce red and pink pigments
Extreme thermophiles
Found near volcanic vents and fissures that release hot vapors and sulfur gas