Zamyślony Brodaty naukowiec pracujący z mikroskopu w laboratorium - Zdjęcie stockowe & obraz

Concentrated bearded scientist working with microscope in laboratory

Concentrated bearded scientist working with microscope and laptop in laboratory

Innovative treatment. Smart handsome nice scientist sitting in front of the microscope and looking at the pill while developing new medicine

Hospital laboratory. Smart nice male scientist holing a syringe and looking at it while working in the hospital laboratory

Concentrated bearded scientist working with microscope and laptop in laboratory

Bearded scientist working with microscope and looking at camera in laboratory

Portrait of a male doctor looking at camera

Thoughtful caucasian chemists in uniform working with microscope in chemical laboratory

Thoughtful senior bearded chemist in white coat in chemical laboratory

Close-up portrait of bearded senior scientist working with microscope and looking at camera

Concentrated scientists in uniform working together with microscope in chemical lab

Pensive senior bearded scientist in white coat looking at tube with reagent in chemical laboratory

Portrait of focused scientist looking at hand through magnifying glass in laboratory

Smiling chemists in lab coats looking at camera and holding flask and digital tablet

Confident scientists in white coats looking at camera and posing in chemical laboratory