Ключевые слова: adult, analyze, biology, blueprint, board, caucasian, closeup, concept, conference, discovery, doctor, education, experiment, formula, glass, idea, job, knowledge, lab, laboratory, lifestyle, male, man, medical, medicine, men, notes, people, person, pharmacist, profession, professional, professor, research, science, scientific, scientist, scientists, serious, smart, solution, specialist, standing, study, studying, technology, transparent, white, writing, young,