Figure. Transcriptome complexity 
Distribution of the proportion of variable nucleotides across all genes (n = 13363). Single transcript genes are assigned a proportion of 1. Transcriptome analyses performed by TranD [1].  

1. Nanni, A., Titus-McQuillan, J., Moskalenko, O., Pardo-Palacios, F., Liu, Z., Conesa, A., Rogers, R. L., & McIntyre, L. M. (2021). The evolution of splicing: transcriptome complexity and transcript distances implemented in TranD. bioRxiv, 2021.2009.2028.462251. https://doi.org/10.1101/2021.09.28.462251. https://github.com/McIntyre-Lab/TranD. 

Disclaimer:  While automated captions of TranD have been carefully constructed, users are advised to verify caption contents before use and report any errors to the TranD github.