Soedineniya metallov(ionov) s neorganicheskimi i organicheskimi komponentami shiroko rasprostraneny v prirode.Oni vkhodyat v sostav biokatalizatorov (fermentov), vitaminov, krovi i plazmy, nakhodyatsya v tkanyakh i kletkakh rasteniy i zhivotnykh.Stroenie, khimicheskie svyazi, skorosti reaktsiy i termodinamicheskeaya prochnost' assotsiatov i kompleksov, soderzhashchikh metally, opredelyayut ikh funktsional'nost' v zhivykh organizmakh i v pishchevoy srede.Kazhdyy biogennyy metall imeet sobstvennyy fiziko-khimicheskiy kharakter, obespechivayushchiy ego unikal'nuyu primenimost' v biokhimicheskikh...