Uśmiechnięty mężczyzna naukowiec w biały płaszcz, trzymając probówkę z czerwona ciecz i patrząc na kamery - Zdjęcie stockowe & obraz

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

Laboratory scientist working at lab with test tubes and microscope

Smiling male scientist in white coat holding flask with blue reagent in chemical lab

In the lab. Happy positive professional scientist sitting at the table and using a microscope while working in the lab

Laboratory scientist working at lab with test tubes and microscope

Enthusiastic scientist. Happy nice intelligent man sitting in the chemical lab and holding test tubes while working

Favourite occupation. Happy nice intelligent scientist looking into the microscope and smiling while enjoying his job

The investigator checks the test tubes with a blue liquid

Selective focus of scientist in white coat and eyeglasses making notes in notepad at workplace with microscope in laboratory

Researchers in white coats and medical masks working with reagents together in lab

Selective focus of scientific researchers in googles and medical masks looking at reagents in tubes in lab

Selective focus of scientist in white coat and eyeglasses at workplace with microscope and colleague behind in laboratory

Portrait of scientist in white coat and eyeglasses with microscope in laboratory

Selective focus of female scientist making notes in notepad at workplace with colleague behind in lab

Selective focus of tubes with reagents and scientists at workplace in lab

Selective focus of scientists in medical masks and goggles looking through microscopes on regents in lab

Selective focus of scientists in medical masks working in lab together