Expert Evidence: Case Studies Part 6

The video tutorial explains the importance of control samples in luminal positive reactions. It describes the process of taking samples from a luminal positive area and adjacent areas to ensure the reaction is specific to the luminal positive area. The number of samples taken depends on the size of the area being tested. This method helps confirm that the reaction is not due to substances found more broadly in the area.

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

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