Chemische Experimente. Berufsmediziner sitzt an seinem Arbeitsplatz bei der Untersuchung von Reagenzien - Stockfoto & -bild

Researcher transfusing reagent. Accurate scientist pouring liquid in empty test tube during scientific experiment

Close up of test tubed in a lab while professional scientist working in microbiology project

Study biology. Pleased scientist keeping smile on face while working at project

Professional biologist. Selective focus of a male hand in the disposable glove while taking out a test tube

Vials with liquids. Selective focus of transparent glass vials where liquids poured which staying in stand

Lets discover. Experienced male researcher adding water to test tubes in a lab

Difficult task. Serious skillful male lab assistant wearing mask while touching microscope and conducting research

Laboratory analysis. Professional smart male biologist wearing protective mask and looking at the test samples while working with them

Unexpected result. Concentrated lab assistant raising hands while staring at test tubes

For the analysis. Close up of a test sample being taken from a test tube for professional biological analysis

Focused male scientist in safety goggles and a face mask working with a blood sample

Medical test. Serious attractive smart woman looking at the test tubes and taking vaccine samples for analysis while working in the test lab