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Lactose fermentation leads to acid production and change in the pH indicator to a yellow color. If lactose is not fermented the medium remains red. Gas production is indicated by its accumulation in the Durham tube (arrow). |
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Lactose fermentation leads to acid production and change in the pH indicator to a yellow color. If lactose is not fermented the medium remains red. Gas production is indicated by its accumulation in the Durham tube (arrow). |
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Copyright (C) 2004, Steven R. Spilatro, spilatrs@marietta.edu. All rights reserved
