Bacteria are gram positive and gram negative (which means if you apply Gram stain to them, they either pick up the color (positive) or they do not (negative). Entamoeba Hystolytica is not a bacteria, it is a protozoa (one celled organism) that usually causes diarrhea and can be diagnosed from a stool sample and treated with drugs.
Gram-positive cells are purple and the Gram-negative cells are red.
Gram positive
Nostoc is a type of cyanobacteria that contains both gram-positive and gram-negative characteristics. It does not fit neatly into the gram-positive or gram-negative classification system due to its unique cell wall structure.
E. coli is Gram-negative.
Gram positive.
gram negative
gram positive
its gram negative
Gram-positive cells are purple and the Gram-negative cells are red.
gram positive
Gram positive
Gram-positive bacteria and Gram-negative bacteria are different in their colouration when dyed and viewed with a light microscope. Gram-positive appear violet, and Gram-negative appear red. Gram-positive and Gram-negative classification, however, has nothing to do with size.
Nostoc is a type of cyanobacteria that contains both gram-positive and gram-negative characteristics. It does not fit neatly into the gram-positive or gram-negative classification system due to its unique cell wall structure.
It is gram negative
gram negative
E. coli is Gram-negative.
rabies is neither gram positive nor negative due to the fact that it is a virus not a bacterium. only bacteria have a gram positive or negative