Female scientist in protective suit, glasses, mask and gloves examining liquid substance in test tube with Coronavirus inscription while working on antiviral medicine in laboratory
Closeup of male chemist in protective uniform examining flammable liquids in bottles and test tubes while doing research in laboratory
Slowmo close-up of unrecognizable female agricultural scientist examining test tube with soil mix doing research in hothouse
Young Scientist Examining Red Substance in Research Lab
Close up shot of Afro-American male scientist in protective suit, mask, gloves and glasses examining blue liquid in test tube while doing lab research during coronavirus pandemic
Scientist conducting research in chemical lab. Mixing chemical liquid in test tube. Scientist doing chemical research in research laboratory. Young scientist shaking test tube.
Unrecognizable scientist in gloves and coverall doing research in laboratory, working with biochemical material in test tubes sitting by computer at work desk
Medium long of male scientist wearing face mask, gloves, medical gown and hat sitting at desk in laboratory, examining liquid in test tube, turning around and talking to colleague
Asian female scientist in protective eyewear and gloves examining blue chemical in test tube while working in laboratory
Chemist working in front of chroma key monitor in laboratory close up. Unrecognizable scientist in gloves examining test tube looking at green screen.
Researcher working in chemical lab. Female scientist doing experiment in research laboratory. Scientist woman working with chemical liquids in laboratory. Lab worker pouring liquid in test tubes
Medium shot of researcher wearing protective gear examining test tube in laboratory