A young laboratory technician conducts tests in a scientific lab. Slow motion.
Doubting Asian student looks at tubes with materials sample through magnifier glass doing tests in scientific laboratory close view
Experimental tests on coronavirus covid-19 - test tubes in medical biotechnology laboratory.
Group of scientists wearing lab coat working in laboratory while examining biochemistry sample in test tube and scientific instruments. Science technology research and development study concept.
Young chemist adds reagent to tube in university lab
Laboratory assistant scientist laboratory tests chemicals for reactions in flask
Tests in the laboratory. Stock footage. Young medical workers who work with equipment and in test tubes.
Scientist women conducting an experiment with a test tube
Multiethnic team studying DNA mutation, doctor checking tests from tubes while nurse taking notes on clipboard. Scientists examining virus evolution using high tech for research of vaccine development
Female medical or scientific researcher using test tubes on laboratory. Clip. Female Scientist Analyzes Liquid in the Beaker and Types Down
Laboratory assistant scientist laboratory tests chemicals for reactions in flask. Close up
COVID-19 testing in laboratory, male technician is doing PCR and serology tests, using tubes with samples and microscope