Ключевые слова: adult, agriculture, beautiful, biologist, biology, botanical, botany, caucasian, chemical, chemist, chemistry, drug, ecology, element, environment, experiment, farm, female, flora, girl, green, happy, health, human, isolated, lab, laboratory, medical, medicine, natural, organic, people, plant, portrait, pretty, professional, research, science, scientific, scientist, smile, student, study, technology, test, uniform, white, woman, work, young,