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Pressing lips. Very attentive medical worker wearing protective glasses working in the laboratory while doing experiment

Laboratory testing. Positive nice smart woman wearing protective glasses and doing a scientific test while working as a researcher

Modern science. Pleasant smart female scientist wearing a labcoat and doing a research while being at work

Work and smile. Competent medical worker expressing positivity while working in the modern laboratory

Scientific study. Pleased blonde keeping smile on her face while working in scientific laboratory

Cropped shot of a focused young female scientist wearing protective glasses while pouring a test sample into a vile inside of a laboratory.

Successful scientist. Beautiful practitioner keeping smile on face standing over lab background while looking downwards

Take some drops. Pretty woman in rubber gloves holding medicine dropper in left hand while looking downwards and keeping smile on face

My favourite job. Delighted cheerful nice woman smiling and feeling happy while enjoying her job

Serious man. Confident scientist pressing lips and keeping medicine dropper while mixing reagents

Attractive concentrated female scientist in protective gloves dropping liquid substance into the test tube with a pipette in the scientific chemical laboratory.

Medical female scientist looking under microscope, doing analysis of test sample, ambitious biotechnology specialist working in laboratory.

Doing research. Beautiful skilled scientist wearing a uniform and holding seed samples

Keep smiling. Attractive woman keeping medicine dropper in right hand while looking downwards and controlling the process