Feliz asistente. Barbudo asistente químico prometedor sentirse extremadamente feliz mientras disfruta de completar su trabajo - Foto e imágenes de stock

Blue uniform. Bearded young assistant wearing blue uniform feeling joyful while working hard in the laboratory

Chemical research. Positive smart nice chemist sitting at the table and taking a test tube while doing a chemical research

Smiling chemist. Dark-haired young skillful chemist wearing blue uniform smiling broadly while working hard

Placing tubes. Bearded promising young biologist wearing blue uniform placing test tubes in laboratory

Write report. Young skillful promising biologist wearing blue uniform writing monthly important report

Professional conclusion. Joyful smart nice man sitting at the table and writing while stating his professional conclusion

Reviewing patient. Doctor specialized in teeth structure observing oral cavity with professional medical equipment

Important job. Professional positive doctor reviewing patient with special white plastic microscope during ordinary workday

Waiting for you. Kind young man keeping smile on his face while enjoying his job

Important mission. Smiling dark-skinned dentist looking happy with himself and his work during ordinary workday

Positive thoughts. Cheerful dentist keeping smile on his face while enjoying his job

Keep smiling. Handsome bearded dark-skinned man keeping smile on his face and holding hands together while looking straight at camera

Take decision. Handsome young man wearing medical uniform while examining his patient

Ordinary workday. African American short-haired beaming doctor openly smiling and showing his ideal white teeth