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CyanobacteriaPhotosynthetic bacteria; often filamentous. Nostoc sp.autotrophic. |
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CyanobacteriaPhotosynthetic bacteria; often filamentous. Anabaena sp.Arrow indicates nitrogen fixing heterocyst autotrophic. |
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CyanobacteriaPhotosynthetic bacteria; often filamentous. Oscillatoria sp.autotrophic. |
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Streptococcus pneumoniaeheterotrophic. |