Hezká běloška, výzkumnice, doktorka chemie se skleněným vybavením v laboratoři. Profesionální vědkyně čistící červený roztok tvoří tubu do skleněné baňky. Laboratorní, klinická analýza - Stock fotografie a obrázky

Female scientist doctor researcher conducting an experiment in a laboratory, examining a new substance, medicine, looking at the flask in hand. Science, medicine, chemistry concept.

Young Caucasian female doctor, chemist or scientist loads liquid sample into flask from test tube. Science and chemistry concept. Focus on the hands.

Young attractive concentrated woman scientist in protective eyeglasses and white coat researching in the scientific chemical medical laboratory, sitting at the table, holding teat tube and flask.

Young woman doctor, biochemist, scientist looking through a microscope in a laboratory, making notes on the papers and laptop. Light laboratory room, human skeleton on the background.

Close-up of female doctor clinician or young scientist working with tools during scientific experiment in laboratory. Woman lab worker purifying red liquid into flask, making research.

Smart pretty Caucasian young lady scientist shows glass flask with liquid inside, sitting at the table with microscope and test tubes in the laboratory. Human skeleton on background. Science concept.

Discovering of new medicine, vaccine. Concentrated young female scientist, doctor, biotechnologist, holding test tube and looking at it while sitting at her working place in modern lab. Focus on hand.

A beautiful female medical or scientific researcher wearing white coat and glasses, holds big flask with transparent colorless liquid, using microscope and test tubes in modern laboratory. Medicine.

Biochemical research of scientist working with microscope for vaccine development in pharmaceutical laboratory. Woman doctor observe virus evolution using high tech researching diagnosis.

Focus on test tube. Scientific innovations. Positive smart enthusiastic woman scientist looking at the test tubes and smiling while developing a vaccine.

Male senior scientist chemist, conducts experiments by synthesising new compounds, vaccines, drugs in modern laboratory. Portrait of scientist in lab making notes and holding glass flask.

Biochemical research of scientist working with microscope for vaccine development in pharmaceutical laboratory. Woman doctor observe virus evolution using high tech researching diagnosis.

Senior man, research scientist writes notes, lab observations. Male researcher carrying out scientific research, sitting at the table, holding test tube, using laptop and microscope, in a lab.

Caucasian concentrated male scientist doctor working in lab, doing research and making experiment, holding test tube with new vaccine sample or drug, looking at tube. Virology, biology, medicine.

Smiling Asian man scientist or doctor testing new drugs to prevent and destroy new strains of the virus or bacteria, holds two glass tubes. Pharmaceutical research and medicine concept

Medical research laboratory: portrait of a attractive female scientist using digital laptop computer, analysing liquid biochemicals in a laboratory flask. Advanced scientific biotechnology laboratory.