69 free colonies photos from Freerange

Microbiology swabs, loops and needles for inoculating cultures in a solution of disinfectant.

E. coli growing on DC media. Showing blue colonies for E. coli.

The colony morphology of Geobacillus stearothermophilus. A thermophile that causes food spoilage.

Measuring the zone of inhibition on a perti plate.

Measuring the zone on inhibition on a perti plate.

Spread plate techniques.

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

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.

Campylobacter bacteria growing on an agar 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.

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

Bacteria growing on a petri plate.

Science microscope for biology and microbiology

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

Escherichia coli colonies growing on an agar plate.

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

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

Rod bacteria viewed under a microscopy at 1000x.

Sewage bacteria growing on an agar plate.

Examining bacteria colonies on an agar plate.

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

Examining a petri plate for bacteria.

E. coli growing on EMB agar.