Ajoutez un peu de réactif. Charmant assistant de laboratoire gardant le sourire sur le visage et regardant la éprouvette tout en travaillant dans le laboratoire - Photo & image de stock

Keeping in a right proportion. Scaled up look on female lab worker holding a test tube and using a pipette while pouring blue chemical liquid during an experiment.

Take new probe. Cheerful blonde keeping smile on her face and raising hands while mixing liquids

Focused on reagents. Positive scientist keeping smile on her face and being in uniform while taking test tube with reagent

Woman researcher is surrounded by medical vials and flasks, isolated on white

Careful measurement. Selective focus of a small drop of blue liquid being used for biological analysis

Woman researcher is surrounded by medical vials and flasks, isolated on white background.

Take it. Delighted practitioner keeping smile on her face and putting hand on the microscope while looking forward

Collecting tubes. Attractive smiling brunette sitting at her workplace and putting right hand on the microscope while looking aside

Professional studies. Cheerful positive joyful scientist smiling and taking a test tube out of the rack while doing biological studies

Be ready. Positive delighted scientist keeping smile on her face and bowing head while looking at sample

Sterile instrument. Positive delighted practitioner keeping smile on his face and holding test tube while taking sample of blue liquid

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

Showing to you. Smiling scientist wearing protective glasses standing over lab background and holding assay reagent in left hand

Modern equipment. Selective focus of a professional microscope with a nice positive smart scientist working on it