Titlebook: Handbuch Journalismustheorien; Martin L?ffelholz,Liane Rothenberger Living reference work 20220th edition Journalismus.Kommunikation.Medi

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Hans-Jürgen Buchercal activity. It belongs to the family of tetrapyrroles which includes inter alia the haems and the chlorophylls. This review begins with a brief overview of the biosynthesis of tetrapyrroles in general but then concentrates on recent research on B. biosynthesis. The first main section reviews the b