Answer to Question #209926 in Biology for Ronaldo takhellamb

Question

Write the procedure of staining technique of bacterial curd

Answer 1

In Gram-positive bacteria such as Lactobacillus acidophilus, the crystal violet/iodine complex can embed into the cell wall. This makes them look like purple rods. A counter stain can be added to view Gram-negative bacteria. In this example, Safranin solution was used.