[Answer] What are all organisms mostly the same in?

Answer: -the molecular biology of their genes

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What are all organisms mostly the same in? The last universal common ancestor (LUCA) is the most recent organism from which all organisms now living on Earth descend. Thus it is the most recent common ancestor of all current life on Earth. The LUCA is estimated to have lived some 3.5 to 3.8 billion years ago (sometime in the Paleoarchean era). Domain - Wikipedia In biology homology is similarity due to shared ancestry between a pair of structures or genes in different taxa.A common example of homologous structures is the forelimbs of vertebrates where the wings of bats and birds the arms of primates the front flippers of whales and the forelegs of four-legged vertebrates like dogs and crocodiles are all derived from the same ancestral tetrapod ... 214 rows · The list of organisms by chromosome count describes ploidy or numbers of...

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