What is the purpose of a serial dilution

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Reference no: EM132489600

In an lab estimating microbial population size

1. What is the purpose of a serial dilution?

2. You plate 0.1 mL of a sample that has been serially diluted and you have 75 CFUs growing on the 10-4 plate. How many microorganisms per mL were in your original sample?

3. What do the terms "TFTC" and "TNTC" mean, ANDwhy are they useful when estimating microbial population size?

4. Give one advantage ANDone disadvantage of direct counting methods.

5. Why do we measure standard plate counts in "colony-forming units" rather than just saying "colonies"?

Reference no: EM132489600

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