Un asistente inteligente. Mujer encantada positiva sensación de felicidad mientras que hace experimento químico y mirando la pipeta - Foto e imágenes de stock

Use all devices. Competent female person raising her arms with glass tube and keeping smile on face while looking forward

Strict proportions. Selective focus on a positive minded woman smiling while looking at a test tube and adding a chemical liquid in a lab.

Smile and do. Attractive female keeping smile on her face, holding pipette and test tubes while looking at reagent

Future breakthrough. Waist up shot of an amazed adult researcher using a pipette while pouring liquid into a test tube.

No right for mistake. Waist up shot of an adult researcher using a pipette while standing in a lab and mixing chemical liquids.

Female scientist. Joyful positive nice woman standing in the lab and looking at the test tube while working with it

Testing new preparation. Attentive practitioner pressing lips and bowing head while looking downwards

Daily routine. Low angle shot of a mature gentleman using a pipette while mixing chemical liquids and conducting chemical experiment.

Chemical experiment. Happy positive woman smiling while doing a successful experiment

Little drop. Happy male person keeping smile on his face and holding pipette and test tube in hands while looking downwards

Future breakthrough. Selective focus on a test tube and pipette used by a mature gentleman working in a lab and conducting an experiment.

For the research. Joyful positive delighted scientist holding a test tube and taking a sample of the liquid in it while doing a research

Concentrate on process. Delighted practitioner expressing positivity and bowing head while looking downwards, doing experiment

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