Dziewczyna w okularach mieszanie cieczy w probówkach w pobliżu uśmiechnięty przyjaciel w białym płaszczu - Zdjęcie stockowe & obraz

Happy preteen kids in white coats looking at camera near microscope and test tubes with flasks

Cheerful boy holding jar with chemical substance near girl in eyeglasses and test tubes in lab

Education, science, chemistry and children concept - kids or students with test tube making experiment at school laboratory

Education, science, chemistry and children concept - kids or students with test tube making experiment at school laboratory

Schoolchildren in lab coats making experiment with test tubes in chemical laboratory

Education, science and children concept - kids with test tubes studying chemistry at school laboratory

Little boy and girl in white coats using microscopes and reagents in chemical laboratory

Schoolgirl making experiment with teacher and pupils in chemistry class

Ill african american scientist holing napkin near medical equipment and colleague

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

Scientist picking up blood sample in electronic pipette in lab

Handsome scientist writing near microscope and test tubes

Side view of handsome scientist touching bottle with toxic sign and looking at clipboard

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

Tattooed scientist in latex gloves looking through microscope in laboratory

Scientist holding test tube near interracial colleagues in safety goggles, electronic pipette and digital tablet

Handsome scientist in latex gloves holding sample with coronavirus lettering