Koncentrált szakállas tudós védő szemüveg gyártás kísérlet a laboratórium - Stock fotó és kép

Attractive male student of chemistry working in laboratory

Selective focus of handsome immunologist holding test tubes

Male attractive student of chemistry working in laboratory

Scientist using test tube in lab for science, research and medicine. Portrait of man doing test in biotechnology, medical research and analytics in laboratory, testing a sample in healthcare clinic.

Senior chemistry professor/doctor carrying out research experiments in an analytical chemistry lab (color toned image)

Concentrated young scientist in eyeglasses and white coat holding test tube in chemical lab

Professional young scientist working with microscope in chemical lab

Young scientists in white coats examining test tubes with reagents in chemical lab

Professional scientist in white coat examining test tubes while making experiment in chemical lab

Professional young scientist in white coat and eyeglasses using digital tablet with blank screen in lab

Cropped shot of chemist making experiment with test tubes and flasks in chemical lab

Young female scientist holding test tube with reagent and looking at camera in lab

Close-up view of professional young scientist making experiment with test tubes