Ключевые слова: bio, biochemistry, biology, brain, chemical, chemistry, compound, connected, dots, education, formula, health, hormone, human, illustration, laboratory, libido, lines, male, man, medical, medicine, metabolism, molecular, molecule, muscular, musculinity, neuro, organic, pattern, pharmaceuticals, physiology, school, science, scientific, sign, silhouette, stress, structural, structure, substance, symbol, system, testosterone, therapy,