Gram stain is a?
The Gram stain is the most impoant staining procedure in microbiology. It is used to differentiate between gram positive organisms and gram negative organisms. Hence, it is a differential stain. Gram negative and gram positive organisms are distinguished from each other by differences in their cell walls. Ref: Ananthanarayana & panikers 9th edition
Simple stain
Differential stain
Negative stain
Fluorescent stain
general microbiology