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(same thing)Periplasmic enzymes:Quorum Sensing- inducerBacillus and Clostridia- make endosporesSporulation cycle- know what is going on in generalCulturing Bacteria1.A pure culture of a single species is needed to study an organism’scharacteristics2.A medium must be found that will support growth of the desired organismPure culture: a culture that contains only a single species of organismTypes of Culture MediaNatural –ex ocean(used in lab)Synthetic- well definedComplex – meat extract, blood, peptone (reagants that have been digested) ---supplyneeds of cellOther mediaEnrichmentSelectiveDifferentialEnterotubesEXAM REVIEW1. Bacterial cells divide by binary fission. If a bacterial cell does not separate after dividing, what type of cellular arrangement might one see when looking at cells with a microscope?