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Explain the reason why white areas have formed near the rim of the red colony.
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- what is the form, elevation, margin and colony color of this streak plate result?Identify the texture, transparency, color, colony size, form, margin and elevation of the two colonies in the photo (a) and (b)Why are the results of plate counts expressed as the number of colony-forming units, rather than the number of cells?
- Define the following terms that are commonly used describe colonies: 1. Form - 2. Elevation - 3. Margin -When performing a Standard Plate Count, why are the counts reported as colony-forming units (CFUs) rather than cells?Why is it necessary to sterilize the loop between streaks when streaking for single colonies?