Ключевые слова: adult, beautiful woman, biochemistry, biology, biotechnology, cheerful, chemical, chemist, chemistry, classroom, color image, confidence, discovery, education, engineer, engineering, equipment, examining, female, happiness, hospital, indoor, lab, lab coat, laboratory, learning, looking at camera, mature adult, medicine, people, portrait, research, school, science, scientist, sitting, smiling, standing, student, study, teacher, teaching, teamwork, technician, technology, togetherness, university, woman, young women,