Fantasy educational poster card illustration in 4:5 aspect ratio (1080x1350) in the exact same art style as the series: A wise fantasy mage/healer in metallic silver-grey and bluish-tinted armor robes, holding hands over glowing biological insulin molecular structures, pancreatic gland silhouette, and DNA repair light strands. In the center floats a luminous silver-metallic glowing magical sphere with the bold chemical symbol "Zn". Cool blue and metallic silver magical sparks, ancient fantasy alchemical laboratory background. At the bottom, clear legible Russian text banner with the inscription: «Цинк входит в состав инсулина и участвует в синтезе ДНК». Highly detailed digital fantasy art, epic lighting.
