Mes recherches. Assistante de laboratoire brune sérieuse posant de profil tout en regardant au microscope et en étudiant l'échantillon - Photo & image de stock

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Biological lab. Selective focus of a professional microscope being used by a nice professional scientist for biological research

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

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

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

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Professional biologist. Smart nice handsome man standing near the microscope and looking into it while working as a biologist in the lab

Laboratory research. Selective focus of a male hand taking a test tube with test samples while conducting a research