Cryogenian Origins of Multicellularity in Archaeplastida.

"data availability all data are available in the main text the supplementary material s or available on figshare: https://figshare com/s/460c2a4704493e5bb3b9 . we built a comprehensive dataset of 241 species with improved representation for previously under-sampled lineages most notably streptophytes early diverging chlorophytes and rhodophytes ( supplementary data s1 supplementary material online supplementary information s1 supplementary material online).; specifically these included nonembryophyte transcriptomes from the one thousand plant transcriptomes project and genomes across the archaeplastid tree of life ( supplementary information s1 supplementary material online supplementary data s1 supplementary material online).; for the data rich datasets busco analysis with the eukaryota dataset was used to assess the quality of transcriptome and genome data ( ) ( supplementary data s1 supplementary material online).; therefore the datasets consist of streptophyta data rich (57 species) streptophyta taxon rich (64 species) viridiplantae data rich (166 species) viridiplantae taxon rich (203 species) archaeplastida without outgroup data rich (178 species) archaeplastida without outgroup taxon rich (239 species) archaeplastida data rich (180 species) and archaeplastida taxon rich (241 species) ( supplementary data s1 supplementary material online). data availability all data are available in the main text the supplementary material s or available on figshare"

"Conflict of Interest The authors declare that they have no competing interests."

"Funding We wish to acknowledge funding from the Leverhulme Trust (RPG-2020-199 “iDAPT” project to C.W., P.D., and T.W.; RF-2022-167 to P.D.); the Natural Environment Research Council (NE/P013678/1 to P.D.; part of the Biosphere Evolution, Transitions and Resilience (BETR) programme cofunded by the Natural Science Foundation of China (NSFC); the John Templeton Foundation (62220 to P.D. and T.W.; the opinions expressed here do not necessarily reflect the views of the John Templeton Foundation); the Gordon and Betty Moore Foundation (GBMF9741 to P.D. and T.W.) and the Royal Society for a University Research Fellowship to T.W. (URF\R\201024)."