Origin of Life

Theories and evidence for chemical biopoieses

Cyanophyta



Two alternative views on the relationship of the major lineages (omitting viruses) based on phylogenies of Life on Earth (right - click to enlarge image).

The Cyanobacterial radiation within the Eubacteria consists of several lineages of phyletically (morphologically and genetically) related organisms. Several of these organisms show a striking resemblance to fossil counterparts (images). [R]

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