アフリカ系アメリカ人の科学者が実験室の試験管の近くで - ストックフォト＆画像

Focused african american scientist looking through microscope near test tubes in lab

Cropped view of african american scientist near microscope and test tubes in lab

Cropped view of african american scientist holding glass with sample near microscope in lab

Partial view of scientists in white coats working with reagent together in lab

Focused african american scientist looking through microscope in clinical laboratory

African american scientist looking through microscope in laboratory

African american scientist looking through microscope near clipboard in lab

African american scientist writing on clipboard near microscope

African american scientist looking through microscope and writing on clipboard

Blurred african american scientist looking at pipette with red liquid in lab