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12 Cards in this Set
- Front
- Back
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Physiological Adaptions for oxygen
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must have superoxide dismutases
2O2 + 2H2 -> O2 + 2H2O2 2H2Os -> with catalase 2H2o + O2 |
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Obligate Aerobe
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SOP +
Catalase + Ex Psedomones Species |
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Facultative Anaerobe
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SOP +
Catalase + Ex: Salmanella and E. Coli |
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Aerotolerant Anaerobe
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SOP +
Catalase - Ex: Streptococcus Species |
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Obligate Anaerobe
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SOP -
Catalase - Ex: Clastridium |
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Microaerophile
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SOP +
Catalase +/- low levels Ex: Heliocobacter sp |
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High pressure tolerant(Barotolerant)
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-260atm Barophiles found in the bottom of ocean. Called "Black Smokers"
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What has a very low organic carbon
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Barotolerant, Thermotolerant, Chemolithotrophs
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What does radiation do?
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Interferes with DNA structure. Thymine dimerization. Increases mutations
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What are the physiological adaptions for radiation?
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UV light- induciable DNA repair enzyme system.
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Electromagnetic Radiation
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Ionizing radiation-> increases formation of ROS(reactive oxygen species)
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Solar energy(phototrophs) and inorganic materials(Chemolithotrophs)go to ________ and that goes to ______ to use for growth
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Reduced organic materials
Heterotrophs |
