Glücklich preteen Freunde Blick auf Kamera in der Nähe Kolben mit Flüssigkeit im Labor, Banner - Stockfoto & -bild

Handsome scientist writing near microscope and test tubes

Scientist in goggles holding electronic pipette near african american colleague with clipboard and test tubes

Scientist in white coat holding clipboard and touching test tube

Scientist holding test tube near smiling multiethnic colleagues with digital tablet, banner

Selective focus of scientist in white coat holding clipboard and touching test tube

Side view of scientist in white coat looking at test tube near medical equipment