Szelektív középpontjában az afroamerikai tudós szemüveg nézi minta mikroszkóppal laboratóriumi - Stock felvétel és videó

African american scientist looking at sample through microscope in lab

African american scientist in glasses looking at sample through microscope in lab

African american scientist in glasses using microscope in lab

Female scientist in white coat looking through microscope in laboratory

African american scientist in glasses writing on clipboard while looking at sample through microscope in lab

Focused african american scientists making research with microscope in laboratory

African american scientist looking at sample through microscope in lab

African american scientist in glasses looking at sample through microscope in lab

African american scientist in glasses using microscope in lab

African american scientist in glasses writing on clipboard while looking at sample through microscope in lab

Focused african american scientists making research with microscope in laboratory

Selective focus of african american scientist using smartphone in lab near microscope