Ключевые слова: adult, analysis, biology, biotechnology, caucasian, chemist, chemistry, class, coat, discovery, dna, doctor, equipment, experiment, factory, healthcare, horizontal, hygiene, lab, laboratory, medical, medicine, men, microbiology, microscope, modification, occupation, people, profession, professional, research, researcher, science, scientific, scientist, study, technology, tubes, tubing, uniform, woman, women, worker, working, writing, young,