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Sistematski pogled na biodiverziteto / A Systematic Perspective on Biodiversity

Sistematski pogled na biodiverziteto / A Systematic Perspective on Biodiversity

This video was recorded at Mednarodni posvet Biološka znanost in družba: Biodiverziteta – raznolikost živih sistemov / International Conference Bioscience and Society: Biodiversity - Diversity of Living Systems. Prispevek obravnava biodiverziteto kot zgodovinski pojav in produkt evolucije. Zavzema se za dosledno filogenetsko obravnavo pestrosti življenja na Zemlji. Opozarja, da marsikje še vedno prevladuje pojmovanje življenja v obliki premočrtnega niza od primitivnih do bolj popolnih oblik, in da pravilnejša alternativa – evolucijska zgodovina kot razvejeno drevo – še ni dobila svojega mesta v biološkem izobraževanju. Podane so osnove filogenetske sistematike in argumenti v prid uporabi naravnih skupin pri pedagoški in znanstveni obravnavi biodiverzitete. In this paper, biodiversity is considered as a historical phenomenon and the result of evolutionary processes. It is argued that as such the diversity of life on Earth should always be analyzed in a consistently phylogenetic perspective. Further, the problem of persistent ladder-thinking in several biodiversity-related fields including biological education, is discussed. In order to facilitate tree-thinking, fundamentals of phylogenetic systematics are laid out. Based on examples from well-known taxonomic groups, the advantages of monophyletic over artificial groupings in both educational and scientific aspects of biodiversity are discussed.

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