Ritratto di uomo insegnante e ragazza studente scienziati fare esperimento in laboratorio - Foto e immagini stock

Portrait of smiling man teacher and girl student scientists looking at experimental tube in lab

Smiling woman teacher and girl student scientists analyzing experimental liquid in tube in lab

Low angle view of excited woman teacher and girl student scientists looking at experimental tube in lab

Portrait of smiling man teacher looking at excited girl student during experiment in lab

Successful experiment. Glad joyful pretty girl holding bulbs filled with reagents and smiling while looking at camera

Happy adult scientists and little girl student working together in chemical lab and smiling at camera

Portrait of concentrated scientists looking at microscope slide in lab

Professional chemists in white coats inspecting test tube with reagent in lab

Professional chemists in white coats inspecting test tubes with reagents in lab

Portrait of smiling scientists in uniforms holding laboratory tubes

Young confident woman scientist in lab coat holding digital tablet and looking at camera

Woman scientist in protective goggles holding flask with reagent and pipette in lab

Portrait of concentrated woman scientist working in lab

Concentrated woman scientist making experiment in chemical laboratory

Portrait of smiling scientist in white coat and protective glasses in lab