bacteria grown from skin smear, colonies of micrococcus luteus and staphylococcus epidermidis

agar bacteria bacteriology cocci coccus colonies colony different dish epidermidis flora fungi growth healthy luteus medium micro microbe microbiocenosis microbiology micrococcus microflora microorganism microscope microscopic microworld mold morphology normal nutrient pathogen pathogenic petri plate shape skin smear soy spherical staphylococcus tryptic tsa white world yellow