Ключевые слова: adult, biology, business, care, caucasian, chemical, chemist, chemistry, colleagues, discovery, doctor, education, equipment, experiment, female, genetic, group, health, healthcare, hospital, investigation, lab, laboratory, man, medical, medicine, microbiology, microscope, people, portrait, professional, research, researching, safety, sample, science, scientific, scientist, scientists, team, teamwork, technology, test, uniform, white, woman, work, worker, working, young,