Ключевые слова: abstract, apple, attached, background, biology, blackboard, bonds, chain, chemical, chemistry, concept, conceptual, connected, connection, dessert, diet, food, formula, formulas, fresh, fruit, fruits, green, greentable, group, health, healthy, idea, juicy, lemon, linked, molecular, natural, nutrition, orange, organic, raw, red, ripe, science, structure, sweet, symbol, texture, together, vegetarian, vitamin, yellow,