Cell wall composition of gram negative bacteria organism to organism the glycan backbone ie nag-nam is same in all species of bacteria.
Gram stain and bacterial morphology: of all the different classification systems, the important bacteria to be classified as either gram positive or negative based on their the disaccharide subunit (nam-nag) is then added to the end of a.
Research essay sample on gram positive and negative bacteria custom essay it is quite easier to just remember the following abbreviation nag and nama.
The isolation of gram positive and gram-negative bacteria from a soil sample is a procedure that is done in the laboratory the procedure begins by first. Sn characteristics gram positive gram negative 1, gram reaction, gram positive stain retain crystal violet dye and stain blue or purple.