Ключевые слова: abstract, atom, background, biology, biotechnology, cell, chemical, chemistry, design, dna, element, emblem, energy, formula, helix, icon, illustration, isolated, laboratory, mascot, medicine, microscope, model, molecular, molecule, nuclear, pattern, physics, proton, research, science, scientific, set, shape, sign, sphere, structure, symbol, technology, test, virus, water,