At work. Happy smart nice doctor wearing labcoat and taking test tubes while doing a research in the lab - Stock Photo & Image

Test tubes. Experienced famous chemist feeling very busy while putting test tubes in order at laboratory

Chemical reagent. Positive cheerful ice man holding a test tube and looking at the liquid in it while doing chemical research

Microbiological studies. Happy smart professional biologist smiling and looking at you while working in the lab

Chemical laboratory. Selective focus of test tube with blue liquid being in hands of a smart nice male scientist

Biological research. Delighted nice smart researcher sitting in front of the microscope and smiling while doing biological research

Rewarding job. Happy delighted nice scientist smiling and taking a test tube while feeling happy about his job

Professional device. Nice pleasant happy man holding a microscope and smiling while working in the biological lab

Healthcare system. Happy delighted nice doctor holding his hand together and smiling while looking at you

Seems clear. Attractive glad male laboratorian conducting procedure while holding vial and smiling when standing against the blurred background

Experienced eye doctor. Professional experienced eye doctor wearing uniform sitting at the table

It is workday. Worried man wearing blue shirt, wrinkling his nose while looking sideways

Good perspective. Low angle of pleasant smart laboratory assistant holding glassware looking at it and smiling

Be very careful. Positive delighted practitioner wearing protective glasses raising both hands while checking test tube

Be ready. Handsome man keeping his mouth opened putting his hands on the table while going to take medicine

Satisfied with results. Budding cheerful male laboratorian smiling to himself looking at the vial while holding it

Now take it. Sick male person sitting at the table, wrinkling his forehead while looking at resulting medicine