Tarefa difícil. Sério hábil assistente de laboratório masculino usando máscara ao tocar microscópio e realizar pesquisa - Banco de fotos e imagens

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

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

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

Tough work. Ambitious focused male laboratorian looking in microscope while posing in profile and dressing in lab coat

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

Interesting job. Serious nice intelligent man sitting in the lab and looking into the microscope while working as a biologist

Chemical lab. Selective focus if test tubes standing on the table with a handsome professional chemist working in the background

Modern lab. Smart nice handsome scientist sitting in front of the microscope and looking at the tablet screen while working on his research

Biological research. Smart nice confident scientist looking into the microscope and testing the samples while doing the biological research

Analysis material. Selective focus of test tubes with chemical reagents standing in the special rack on the table