Dva seriózní vědci, kteří hovoří v laboratoři blízko stolu se zdravotnickými sklo - Stock záběry a video

Pretty, attentive scientists making research with microscope in laboratory

African american scientist in glasses using microscope in lab

4K Scientist working in lab with colleague writing maths formulas on blackboard

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

African american scientist looking at sample through microscope in lab

4K Scientists working in lab writing chemistry and maths formulas on blackboard

Pretty, attentive scientists making research with microscope in laboratory

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

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

Selective focus of pretty scientist looking in microscope and talking to colleague in laboratory

Handsome scientist in latex gloves giving glass flask with liquid to pretty doctor

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