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10 Cards in this Set
- Front
- Back
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Photoautotroph
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Gets its energy from light, carbon from carbon dioxide
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Chemoautotroph
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Gets its energy from inorganic materials, and carbon from carbon dioxide
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Photoheterotroph
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Gets its energy from light and carbon from organic compounds
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Chemoheterotroph
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Gets its energy and carbon from organic compounds
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Obligate Aerobes
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Use O2 for cellular respiration
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Obligate Anaerobes
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live without O2 because they are poisoned by it
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Anaerobic Respiration
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When substances other than O2 accept electrons on the ETC
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Facultative Anaerobes
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uses O2 if it is present but does not have to have it
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Nitrogen Fixation
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When eukaryotes obtain nitrogen from a limited group of nitrogenic compounds
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Heterocytes
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Cells that carry out only nitrogen fixation
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