Ключевые слова: adult, biochemistry, biology, bond, business, caucasian, chemical, chemist, chemistry, colleagues, discussing, discussion, education, element, examination, experiment, finger, formula, genetic, genetics, group, h2o, hand, healthcare, holding, indoors, job, laboratory, medical, meeting, microbiology, molecular, physics, presentation, profession, professional, research, science, scientific, screen, team, teamwork, technology, test, uniform, white, work, workers, write, young,