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What is body fluid routine gram stain and zn stain? |
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Answer» Gram staining differentiates bacteria by the chemical and physical properties of their cell walls. Gram-positive cells have a thick layer of peptidoglycan in the cell wall that RETAINS the primary stain, CRYSTAL violet. Gram-negative cells have a thinner peptidoglycan layer that allows the crystal violet to WASH out. Mark as Brainlist |
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