different samples with kinds of bacterias living at common household items- mattress, shoe, moisturizer. penicillium chrysogenum,

analysis background bacteria bacterial bacterias bacterium biology biotechnology cell chrysogenum colonies colony common culture danger diagnostics different disease dish education epicoccum experiment fungi germs growing growth healthcare household hygiene identification items kinds lab laboratory living macro mattress medical medicine micro microbial microbiology microorganisms moisturizer mold nigrum organism pattern penicillium petri phone plate professional research sample samples science scientific shoe test texture white