triphenylmethane AsCl3 Chloroplasts hexachloroethane chlorosomes Ecotricity euglenids 3y PF5 sources mixotrophic bacteriochlorophyll energy prothoracic oun esula Tetracentraceae Shakhriyar Ralegaon Phagodrilus Mucorales Kukurukuku Chaswood Albizzia 2NH3 phototrophic thanaka green minty photoautotrophs lightsticks Violetear chemotrophic autotrophic prasina