Cell size and shape archaea differ from bacteria in

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-cell size and shape Archaea differ from bacteria in the structure of cell envelope Cell membrane in procaryotes -site for chemical reactions -regulate transport of molecules into and out of cell by selective permeability -secretion of enzymes of extracellular digestion Most useful in identifying bacteria: Physiological/biochemical Most useful in classifying bacteria: Genetic and molecular analysis Cyanobacteria differ from other bacteria
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-strictly non-motile and some bacteria are motile -release oxygen during photosynthesis; bacteria do not Mycoplasmas -do not have cell wall -have sterols in their membrane to make up for the support they lack in cell walls -too small to be seen with light microscope and are pleomorphic Serological analysis - depend on examination of the titer for concentration of antibodies from bacterial antigens Cyanobacteria (blue-green algae) are classified with eukaryotic algae b/c some members of both groups -have chlorophyll A -have carotenoids and other accessory pigments -generate oxygen in photosynthesis The Ordinary influenza is not like bird flu, swine flu or Spanish flu Diseases like
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