Ключевые слова: abstract, art, background, biology, biotechnology, black, cell, chemistry, chromosome, concept, contour, dna, element, fever, gene, genetic, graphic, health, healthy, helix, human, icon, illustration, isolated, life, line, linear, lineart, medical, medicine, model, modern, molecular, molecule, outline, research, science, shape, sign, simple, spiral, strand, structure, symbol, technology, white,