Browse 21,700+ brain clip art stock illustrations and vector graphics available ... student wearing a backpack, student using a microscope in a science class, student wearing backpack and holding ...

Vertical closeup of concentrated grey-haired Caucasian male scientist in lab coat and gloves looking into microscope while working in laboratory Royalty-free licenses let you pay once to use ...

15.5" H x 7" W x 8.5" D 11.5" H x 5" W x 11" D ...