Spread Plates | Colony Counts (CFUs/mL) and Difference from Streak Plates

Spread Plates | Colony Counts (CFUs/mL) and Difference from Streak Plates

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Interactive Video

Science

University

Hard

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The video tutorial explains two techniques for obtaining small isolated colonies: streaking for isolation and spread plates. It covers the mechanical dilution process in streaking and the serial dilution process in spread plates. The tutorial also demonstrates how to calculate colony-forming units (CFUs) and highlights the differences in appearance between streak and spread plates.

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OPEN ENDED QUESTION

3 mins • 1 pt

What new insight or understanding did you gain from this video?

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