(Solved): Significant acid was produced by bacteria fermenting sugars in the agar, and the acidic enviroment ...

Significant acid was produced by bacteria fermenting sugars in the agar, and the acidic enviroment caused the dyes to precipitate onto the 1. Dark colonies with green metallic colonies. sheen color Bacteria produced LOWER 2. Pink or purple colored bacterial amounts of acid, causing colonies less dye to be precipitated. 3. Colorless bacterial colonies Bacteria grew on agar but was unable to ferment the provided disaccharides. 4. No bacterial growth The EMB agar dyes inhibited the growth of this type of bacteria.