Origins and Evolution of WUSCHEL-Related Homeobox Protein Family in Plant Kingdom

<table>Evolutionary change of the number of WOX proteins in model plants. The numbers in circles represent the numbers of genes in extant species. Ost: <i>Ostreococcus tauri</i>, Ppa: <i>Physcomitrella patens</i>, Smo: <i>Selaginella moellendorffii</i>, Pta: <i>Pinus taeda</i>, Os: <i>rice</i>, and At: <i>Arabidopsis thaliana</i>.</table>

The Scientific World Journal

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Figure 7

Figure 7: Origins and Evolution of WUSCHEL-Related Homeobox Protein Family in Plant Kingdom 