one hand holding a test tube with sample and a lab technician pipetting liquid into a pcr plate.

analysis arm assay background biochemistry biology biotechnology blue chemical chemistry clothing development employee eppendorf equipment experiment expert finger furniture glove gloves hand health holding indoors lab laboratory liquid medical medicine micropipet nitril nitrile occupation one pcr person pipet pipette pipetting plastic plate professional rack research room sample samples science scientist technician technology test tips tube tubes wells white work yellow