109 free petri photos from Freerange

Female Medical Doctor Analyzing DNA strands

Different shaped colonies of bacteria, yeast and mold growing on agar plates from enviromental samples.

Different shaped colonies of bacteria, yeast and mold growing on agar plates from enviromental samples.

Food safety pathogen Listeria monocytogenes isolated on agar from a food sample.

Food safety pathogen E. coli growing on an agar plate.

Medical Doctors Performing DNA Analysis

IVF - In Vitro Fertilization microscopic close-up

Sewage bacteria growing on an agar plate.

Embryologist performing In Vitro Fertilization in the Laboratory

Spread plate techniques.

Escherichia coli colonies growing on an agar plate.

Different shaped colonies of bacteria, yeast and mold growing on agar plates from enviromental samples.

Rod bacteria viewed under a microscopy at 1000x.

Rod and Cocci bacteria viewed under a microscopy at 1000x.

Mold growing on a petri plate.

Staphylococcus aureus growing on Baird Parker agar showing black colonies and clearing zones.

Staphylococcus aureus growing on Baird Parker agar showing black colonies and clearing zones.

Different shaped colonies of bacteria, yeast and mold growing on agar plates from enviromental samples.

Salmonella bacteria growing on an agar plate.

Pouring petri plates for bacteria growth.

Pseudomonas from drinking water or swimming pool growing on an agar plate.

Coliforms growing on DC media.

Examining bacteria colonies on an agar plate.

Equipment in a microbiology lab.

Zone of inhibition produced by Lingonberry extract on an EMB agar plate containing E. coli and a control.