What is the mordant stain and what does it do. How do the gram-positive and gram-negative cells react?
a) Gram's iodine, binds to crystal violet and forms a complex within gram-positive cells
b) Alcohol or acetone, decolorizes gram-negative cells
c) Gram's iodine, enhances the crystal violet staining in gram-negative cells
d) Safranin, intensifies the pink coloration in gram-positive cells