... (including Opisthokonta, Amoebozoa, Plantae, and SAR) may have diverged and important evolutionary innovations (e.g. multicellularity and cell differentiation in several groups, eukaryovory, eukaryote biomineralization, and heterocystous cyanobacteria) may have arisen by the Tonian Period, but thus far...

... of Biology 2018 algae cyanobacteria emergence of animals primary production Imagine a young planet on which microscopic life has just evolved. At what point in the evolution of this planet, do you expect large, complex and motile forms of life to emerge? Let us examine the one example...