Retrato de uma mulher sorridente professora e alunas cientistas fazendo experimentos em laboratório - Banco de fotos e imagens

Two young female scientists making experiment in chemical laboratory

Two young female scientists making experiment in chemical laboratory

Young female scientists working with reagents in chemical laboratory

Adult scientist and girl in goggles mixing reagents in tubes in laboratory

Teacher and student scientists in protective glasses making experiment in lab

Adult scientist and excited girl in goggles mixing reagents in tubes in laboratory

Young female scientists in lab coats working together in chemical laboratory

Female Pupil And Teacher Conducting Chemistry Experiment

Side view of concentrated scientist working with microscope

Portrait of serious scientist working with laboratory tube

Side view of concentrated scientists examining laboratory tube

Side view of concentrated scientist working with laboratory tube

Portrait of focused man scientist in protective glasses writing in notepad

Portrait of cheerful scientist showing laboratory tubes and looking to camera

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

Side view of concentrated woman scientist working with microscope in laboratory