BACTERIAL STRUCTURE, STAINING, AND CULTURE
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bacillus(s); bacilli(p) | Rods
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coccus(s), cocci(p) | Spheres
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vibrios (curved rods) | Spirals
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single flagellum | Monotrichous
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2 or more at one pole | Lophotrichous
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groups of flagella at both ends | Amphitrichous
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covered with flagella | Peritrichous
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Short appendages used for transfer of genetic material or anchoring to surfaces | pili
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composed of a polysaccharide and protein layer. They are secreted by thecell and adhere to the surface of the bacteria | CAPSULES
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The Gram staining procedure is an example of a | differential stain
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is often the starting point for identification of an unknown bacteria | Gram stain
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will retain the purple color of the primary stain (Crystal Violet) | Gram-positive
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organism that will take up the red color of the counterstain (Safranin Red). | Gram-negative
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