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pollen sorted by color

pollen sorted by color

Researchers studying pesticide exposure routes in honey bees were able to combine chemical analysis of pollen and the keen eye of a palynologist—an expert in identifying pollen microscopically—to track pesticide in bee-collected pollen to a source plant genus. A key step in the process involved sorting pollen pellets by color and testing them by group. (Photo credit: Kimberly Stoner, Ph.D.)

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