Κοντά στο χέρι. Χαρά επιστήμονας ανοίγοντας το στόμα του και να φορούν προστατευτικά γυαλιά ενώ κοιτάζοντας χημικό αντιδραστήριο - Φωτογραφίες & Εικόνες Αρχείου

Shake it. Delighted practitioner keeping mouth opened and raising both hands while doing reagent exam

Dragged into science. Attentive practitioner keeping his mouth opened looking upwards while raising hands up

DNA research. Nice professional male doctor holding a blood sample and looking at it while working in the medical laboratory

Going to hit. Handsome medical worker raising arms and looking upwards while keeping mouth opened

Closeup.male chemist on blurred background laboratory .people and science.

No right for mistake. Selective focus on hands of a male researcher holding a test tube and using a pipette while mixing liquids.

Blood analysis. Concentrated female person raising hand while looking at test tube

Controlled experiment. Waist up shot of an experienced laboratory worker holding a pipette while adding chemical liquid into a test tube.

Modern agro engineering. Nice smart man pointing at the test tube while working in the agro engineering laboratory

Strange reaction. Attentive bearded man touching his chin and bowing head while looking at sample

Attentive process. Selective focus on a test tube with a blue chemical liquid and a pipette held by a mature lab worker conducting a chemical experiment.