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LACA Stands for the Last Archaeal Common ancestor is believed to be sister to LBCA (The Last bacterial common ancestor) and is a descendent of LUCA ( Last universal Common Ancestor). NATURE MAY 6 2015 AND NATURE JULY 9 2015 Nature July READ MORE
I propose that LUCA-b/LBA and LUCA-a /LAUA originated inside cosmic spherule vesicles on proto-planetary moonlets in hydrothermal settings around volcanoes. The vesicle chambers provided physicochemical gradients which contained the bioenergetics responsible for the evolution of cells and viruses. The earliest READ MORE