Uma trabalhadora de laboratório. Assistente de laboratório positivo agradável sorrindo e segurando tubo de teste enquanto trabalhava no laboratório - Banco de fotos e imagens

Chemical lab. Cheerful nice positive woman holding a test tube rack and looking at it while working in the lap

Laboratory assistant. Happy nice delighted woman smiling and holding a test tube rack while working as a laboratory assistant

Interesting job. Happy delighted positive woman smiling and looking at the test tube rack while being happy about job

Appealing biologist. Beaming appealing biologist feeling inspired while taking bulbs with chemicals from laboratory

Professional outfit. Joyful nice delighted woman wearing disposable gloves and smiling while working with chemical reagents

Our research. Pretty cheerful smart dark-haired scientist smiling and holding a glass and making an experiment while her colleague sitting in the background

Biological lab. Happy nice young woman holding a test tube and looking at it while developing a vaccine

Chemical laboratory. Nice positive happy woman smiling and looking at the flask while working in the chemical lab

For the research. Happy nice woman holding liquid while pouring liquid in test tubes

In the lab. Skilled female researcher holding a tube while working in the lab on the coronavirus vaccine

Usual work. Serious skilled scientist working with a microscope and touching the tubes

Blonde successful woman researcher working with medical samples, holding test tube with blue liquid, making microbiology investigating in laboratory.

My responsibilities. Smart skilled scientist taking lab flasks while working with a microscope

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

Great day. Inspired experienced scientist wearing a uniform and looking at a tube

My responsibilities. Beautiful skilled scientist working with a microscope and touching the tubes

Good day. Cheerful professional biologist wearing a uniform and looking into the microscope