Joven científico masculino pensativo en gafas que sostiene la pluma en el laboratorio - Foto e imagen de stock

Portrait of young male scientist adjusting eyeglasses in lab

Young scientist looking at substance in a test tube

Young male scientist in eyeglasses making notes and looking at camera

Young man in protective glasses looking in microscope in laboratory

Man working in a lab

Male researcher carrying out scientific research in a lab (shallow DOF, color toned image)

Male worker in lab glasses

Close-up view of young bearded chemist in white coat inspecting test tube in lab

Close-up view of bearded chemist in protective goggles inspecting test tube in lab

Young bearded chemist in white coat examining test tube in laboratory

Young men chemists in lab coats holding test tubes and smiling at camera

Young female scientist working with microscope in laboratory

Young female scientist making chemical experiment in laboratory

Concentrated senior chemists with microscope in laboratory

Young man scientist in protective mask working with test tubes in laboratory