Mann bei Laboruntersuchung - Stockfoto & -bild

Serious clinician studying chemical element in laboratory

A gloved scientist pours blue acid into a test tube with clear liquid. Scientific research in the chemical industry The doctor examines the analysis in a test tube with a microscope.

Portrait of caucasian male chemist scientific researcher in medical mask, blue rubber gloves, black goggles and white coat using test tubes at his workplace in the laboratory.

Scientists experiment with synthetic substances from nature to modify the genetics or DNA of plants to be resistant to disease, Lab experiments, Researchers scientist working analysis with test tube.

Male scientist using microscope in laboratory