Doctor working in science laboratory with test tubes and chemical equipment. Chemist with lab coat and gloves holding flask filled with blood or red solution for pharmaceutical research
Microbiology doctor studying vacutainer with liquid blood in medical laboratory. Scientist with gloves and glasses holding transparent tube with red solution for pharmaceutical development
Focused blonde female doctor working with test tube and chemical solutions
Respectable gray-haired doctor-mentor holding in his hands test tube with chemical solution and comparing with test tube of female doctor-intern while another interns watching
Technician carefully drips the solution from the pipette into glass tubes for DNA analysis. Doctor Drips Blue Solution Into Glass Tube, Coronavirus Pandemic, Hands Closeup.
Technician carefully drips the solution from the pipette into glass tubes for DNA analysis. Doctor Drips Blue Solution Into Glass Tube, Coronavirus Pandemic, Hands Closeup.
Close up of glass vacutainer filled with dna solution for test in chemical laboratory. Doctor hands with gloves holding transparent sample flask with fluid blood for lab analysis
Medicine scientist using computer while holding test tube with red liquid solution for research development. Biochemistry woman with protection glasses and gloves studying lab flask
Portrait of microbiology doctor analyzing chemical beaker in laboratory. Scientific woman using lab glassware for analysis. Chemist holding flask with blue solution for medical development
Portrait of chemist holding glass vacutainer with blood in laboratory for medical analysis. Woman with gloves and lab coat studying scientific tube filled with red solution and dna
Close-up hands of doctor anesthesiologist in gloves prepares solution for anesthesia in the operating room before the surgery. Doctor