Quiz 4:
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Quiz 4:
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Quiz 4:. The discovery that species evolve and give rise to new species {speciation} radicalized the ages-old conundrum. {discrete categorization of a continuous world} Biologists of Darwin's time were familiar with taxonomic puzzles over whether - PowerPoint PPT Presentation
Transcript of Quiz 4:
Quiz 4:
On the failure of modern species concepts Jody Hey 2006. Trends in Ecology & Evolution 21,447-450
The discovery that species evolve and give rise to new species {speciation} radicalized the ages-old conundrum. {discrete categorization of a continuous world}Biologists of Darwin's time were familiar with taxonomic puzzles over whether one was dealing with varieties or species. But with the realization that varieties gradually become species, it seemed for many that ... species designations ... were in fact truly arbitrary.
The modern version of this debate lies between various versions of the phylogenetic species concept {~ESU or DPS concepts} and Mayr's biological species concept
Quiz 4:a) Briefly, explain the distinction between “the biological species concept” and the “phylogenetic species concept(s)”b) Which concept guides the US Endangered Species Act (of 1973)?
