BMY 3204: Stains

Stains or dyes contain salts that are made of _________ and _________ ions.

The ion that gives color is known as a

The uncolored ion is known as a

If the chromophore is a positive ion, the stain is known as a/an ________ stain.

If the chromophore is a negative ion, the stain is known as a/an __________ stain.

Bacterial cell walls are _________ charged.

Basic dye stains the _______.

Acidic dye stains the _________.