Professionele biochemicus test verschillende vloeistoffen en analyseert de resultaten van haar chemisch testproject in een medisch onderzoekslaboratorium. Wetenschapper mengt organische vloeistof in een kolf in een laboratorium - Stockvideo’s

Portrait of pretty qualified responsible smart african american female biologist in medical uniform and protective gloves which adding fluid from one glass flask into another and mixing together on

Animation of data processing, red triangle warning sign, coronavirus Covid-19 spreading over female doctor scientist wearing face mask, protective surgical gloves and glasses working in a laboratory in the background.

Mature laboratory scientist testing phenolphthalein chemical reaction with a beaker and pipette in ultraviolet lit lab. Serious doctor wearing protective glasses, experimenting alkaline presence test.

Closeup of laboratory scientist using dropper or pipette to test plants and leaves in test tubes. Botanist checking for chemical reactions during plant genetic research. Experimenting with solution.

Closeup of a medical research experiment in a chemistry lab of color changing liquid. Pouring a chemical into test tube with blue solution to create stable reaction about acid, bases and alkaline.

Mature laboratory scientist using dropper or pipette to fill test monkeypox tubes and examine chemical reactions in ultraviolet lit lab. Biochemist, genetic engineer and doctor doing medical research.

Female healthcare specialist working on a vaccine cure for a virus in a research lab. Expert with medical findings at a research facility. A african american scientist using a laptop in a laboratory.

Two scientists using a microscope and digital tablet in a laboratory while doing sample analysis. A diverse female team of specialists wearing masks, working in an advanced lab, looking for a cure.