African American scientist in sterile gloves, hat, protective mask and glasses holding plant leaf with tweezers and examining it in laboratory
Tilt up shot of African American scientist in protective mask, gloves and glasses taking plant leaf with tweezers and examining it while conducting research in laboratory
Selective focus shot of professional male scientist in protective glasses and sterile gloves shaking glass bottle and examining vaccine in it while working in laboratory
Medium shot of female scientist in sterile gloves, protective glasses and white coat examining chemicals under microscope while working late in laboratory
African American scientist in protective mask, gloves and glasses examining sample under microscope while conducting research in laboratory
Young biologist examining plant leaf in laboratory
Portrait of African American scientist in sterile gloves putting on protective mask and glasses and then posing for camera in laboratory
Tilt down shot of male scientist in protective mask, suit, gloves and glasses examining viral specimen through microscope while working on coronavirus drug in laboratory
Tilt up shot of female scientist in gloves placing green leaf under microscope and examining it while doing plant research in laboratory
Tilt up shot of elderly scientist in protective gloves, mask, glasses and sterile hat looking through microscope while working at desk in laboratory
Medium full shot of female Asian scientist in protective uniform, mask and goggles examining green plants using magnifying glass in laboratory
Female chemist in sterile gloves, protective glasses and white coat examining chemical substance in test tube while working in laboratory