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Unformatted text preview: What are the parts of the cell for? • Cell wall: protective & to prevent cell lysing at low osmolality; • Membrane: semi-permeable barrier; • Nucleoide: where the main cell DNA is; • Plasmid: optional extra DNA; • Flagella: motility; • Capsule: to protect the cell e.g. From antibodies; • Pili: join cells to surfaces and to other cells and allow transmission of DNA especially plasmids from cell to cell; • Fimbriae: attach cells to surfaces (e.g. Bladder epithelium, the kitchen sink) so that they are not washed away....
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- Fall '10