gram staining , is a method of differentiating bacterial species. gram negative coccus

abstract aids art background bacteria bacterial bacterium biology blood blue called cancer cell circle coccus cytokinesis design differentiating digitally dna eukaryote eye flower font food generated gram gram's gram-negative gram-positive groups health healthcare heart hiv illness laboratory large life lip magenta magnification medical medicine membrane method microbiology microscopic mitosis molecular multiplication negative nucleus orange organ organism pattern petal pink positive prokaryote prometaphase prophase purple red research sample science scientific species sphere staining technology telophase transparent two violet virus