Pesquisa profissional. Biólogo trabalhador inteligente sério sentado à mesa e configurando seu microscópio enquanto faz uma pesquisa biológica - Banco de fotos e imagens

Good job. Attentive blonde bowing head while examining reagents and sitting at her workplace

Closeup.male chemist on blurred background laboratory .people and science.

Professional medical researcher working in the laboratory, he is examining samples

Male scientist using modern microscope in chemistry laboratory

Background image is a group of scientists studying the liquid in the glass tube. the concept of the research

Hard work. Professional appealing male laboratorian rising bulb while looking at it and wearing safety glasses and mask

Uneasy work. Professional skillful male lab assistant using reagent while performing experiment and touching microscope

Difficult task. Serious skillful male lab assistant wearing mask while touching microscope and conducting research

My research. Serious brunette male lab assistant posing in profile while looking in microscope and studying sample

More samples. Merry gay male laboratorian grinning while getting vial and putting on safety glasses

Vials with liquids. Selective focus of transparent glass vials where liquids poured which staying in stand

Scientific challenge. Pleasant handsome male laboratorian dressing in safety glasses while elevating vial and gazing at it

Successful experiment. Selective focus of male hand carried vial filled with liquid and man putting on safety glasses and grinning