Medical News Article on Plant Biology

Studies from University of Arizona Describe New Findings in Plant Biology

2012 MAY 22 -- Fresh data on Plant Biology are presented in the report "Rarely successful polyploids and their legacy in plant genomes. 'Polyploidy, or whole genome duplication, is recognized as an important feature of eukaryotic genome evolution. Among eukaryotes, polyploidy has probably had the largest evolutionary impact on vascular plants where many contemporary species are of recent polyploid origin," investigators in Tucson, Arizona report.

"Genomic analyses have uncovered evidence of at least one round of polyploidy in the ancestry of most plants, fueling speculation that genome duplications lead to increases in net diversity. In spite of the...

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