Selektywne skupienie dziecka pisania w Notatniku i patrząc przez Mikroskop w pobliżu probówek z płynem w klasie - Materiał filmowy & wideo

Selective focus of kid writing and looking through microscope near test tubes with liquid in classroom

Lifestyle footage of modern people

Selective focus of kid looking through microscope in classroom

Lifestyle footage of modern people

Lifestyle footage of modern people

Lifestyle footage of modern people

Selective focus of kid writing and looking through microscope near test tubes with liquid in classroom

Selective focus of kid looking through microscope in classroom

Pretty, attentive scientists making research with microscope in laboratory

Two serious scientists talking in laboratory near table with medical glassware

Attentive scientist looking at blue liquid in test tube and writing down results in laboratory

Cropped view of scientists adding red liquid to test tube near glass flask with red fluid and petri dishes