214 free sample photos from Freerange

Postcard with Xmas ornaments - Happy Christmas concept

Programmer at the desk with programming languages - Colorful version

Snowy Christmas landscape with Santas sled and reindeer

Chemistry of thin layer chromatography with plate, solvent and samples.

Separation of food coloring compounds by thin layer chromatography.

Businessman drawing a circle around people icons - Marketing and consumer target groups concept

Gram negative rods with spores. Viewed under the microscope at 1000x.

Celebration of love and romance - Valentine's Day

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

E. coli growing on EMB agar.

Arrows Pointing Up

An over turned flask spilling chemical solution.

Science objects with texture.

Female Medical Doctor Analyzing DNA strands

Christmas snowy landscape - Xmas postcard with copyspace - Blue tones

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

Analog pH meter with electrode, pH 7 and 4 buffers.

Chemical reaction in a test tube

Creative professional working at the desk - Illustration showing a creative professional working on the computer at the office or as a freelancer

Christmas snowy landscape with trees - Xmas card with copyspace - Blue tones

Lab trays with DNA sample tubes

Bacteria growing on a petri plate.

Syringe containing blue solution.

Science image for research and education.

Spread plate techniques.