micro biology lab
About this set
Created by:
Dandycandy1 on September 19, 2011
Description:
irsc
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18 terms
Terms | Definitions |
|---|---|
 baccili/baccilus |  fusiform |
| comida sparillium |  |
| spirillium |  |
| spirochates |  |
| darkfield microscopy | lights specimen with dark background, good for unstained LIVING, organisms in liquid. Allows you to see size, shape and motility. pale objects, scatters blight rays by specimen and increases contast |
| phase contrastmicroscopy | used to view livging organisms, or spec that would be damaged, also creates a brighter image,. |
| temperature for incubating | 35-37 degrees celcius- |
| chemotaxis | movement by a cell or organism in reaction to a chemical stimulus |
| brownian motion | the chaotic movement of colloidal particles, caused by collision with particles of the solvent in which they are dispersed |
| chemotaxis positive | movement toward a chemical stimulus |
| negative chemotaxis | away from chemical stimulis |
| pleomorphism | (biology) the appearance of two or more distinctly different forms in the life cycle of some organisms |
| polar flagella | One flagella at one end of a bacterium |
| peritrichous flagella | Flagella that cover the surface of the cell |
| mycolic acid | thick waxy membrane, gram stain is not able to cut through |
| acid fast example | t.b, leperacy |
| acid fast stain + | pink |
| acid fast - | blue |
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