Muestra de prueba biológica. Enfoque selectivo de un tubo de ensayo mantenido por un buen científico profesional inteligente mientras toma una muestra de prueba biológica - Foto e imagen de stock

Pour it down. Handsome male person expressing positivity and pressing lips while looking at pipette

Supportive relations. Selective focus on a male scientist standing next to his colleague while pouring chemical liquid into a test tube and conducting a chemical experiment.

My colleague. Positive delighted female keeping smile on her face and crossing arms while standing opposite scientist

It is about proportions. Waist up shot of lab colleagues smiling while holding a test tube and adding chemical liquid during an experiment.

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.

Scientists team. Positive professional smart scientists standing together and conducting the experiment while working in team

No right for mistake. Selective focus on a test tube with navy blue chemical liquid held by a lab professional conducting chemical experiment.

It is all about proportions. Waist up shot of a mature gentleman wearing a lab coat concentrating his attention on a pipette while adding a chemical liquid into a test tube.

Funny test. Smiling female keeping medicine dropper in right hand while sitting at the laboratory and her colleague standing behind her

Close to hand. Delighted scientist opening his mouth and wearing protective glasses while looking at chemical reagent

Light room. Very attentive brunette keeping smile on her face while holding test-glass in left hand and going to checking it up

Biology. Concentrated scientist meticulously studying plants species in the laboratory

Modern science. Pleasant intelligent woman looking at the test tube while doing a scientific research

Chemical discovery. Positive intelligent chemists discussing a chemical formula while standing near the whiteboard

Biological lab. Serious professional biologist holding a heart model while studying it

Scientific innovations. Nice genius researches studying test samples while working together in the lab