Kleiner Schüler mit Brille schaut Lehrer bei der Arbeit mit Mikroskop im Labor an - Stockfoto & -bild

Little student with eyeglasses looking at teacher working with microscope in lab

Innovative treatment. Smart handsome nice scientist sitting in front of the microscope and looking at the pill while developing new medicine

Smiling bearded teacher looking at little student working with microscope in lab

Selective focus of scientist in white coat and eyeglasses at workplace with microscope in laboratory

Bearded teacher holding flask while little student looking in microscope

Teacher and student in lab coats examining green plant with soil in test tube

Selective focus of scientist in white coat and eyeglasses making notes in notepad at workplace with microscope in laboratory

Smiling middle aged scientist in protective eyewear working with microscope and colleague standing behind

Pensive woman in lab coat working with microscope at scientific laboratory

Attractive middle aged scientist working with microscope in chemical lab

Concentrated attractive blonde scientist working with microscope in laboratory

Professional scientist in protective eyeglasses making experiment with reagents in test tubes

Team of mature scientists working together in lab and looking at each other

Smiling bearded scientist looking at colleague working with microscope

Concentrated caucasian scientists in uniform working with microscope and flasks in chemical laboratory

Professional chemists in white coats working with microscopes in laboratory and looking at camera