ex4 - Advantages of direct counts of cell density • More...

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Exercise 4 Analysis 4. k=.032 5. .693/k= .693/.032= 21.656 minutes 6. Roughly 12 minutes 7. Characteristics of cells best identified by using a non-stained culture Characteristics of cells best identified by using a stained culture Cell shape Live cell parts Internal cell parts Marked details (with fluorescence microscope) 8. Advantages of O.D. measurements
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Unformatted text preview: Advantages of direct counts of cell density • More convenient • Machine accuracy • Less chance to spill bacteria (don’t have to make slide for every count) • Cheaper than using a spectrophotometer • More specific counts since each cell counted, although sampling somewhat offsets this...
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This note was uploaded on 11/30/2008 for the course BIO 205L taught by Professor Hanson during the Fall '07 term at University of Texas at Austin.

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