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Paper Topic:

`The Diversity of Life`

1 . The website shows the basic phylogeny of the three main lineages of life forms . They are Archaea ' Eubacteria ' and Eukaryotes ' It also shows Viruses ' outside of the tree , with a question mark indicating that its place in the tree is undetermined , if it belongs in the tree at all .2 . This site attempts to show the two alternative phylogenies of the major lineages of life forms . The archaea tree ' distinguishes two variations of archaea , and shows that archaea are more closely related to eukaryotes than to eubacteria . In the eocyte tree ' archaea

are not specified at all , but eukaryotes are shown as most closely related to crenarchaeota-eocytes , which was a derivation of archaea in the previous tree

3 . Viruses are not listed in these two phylogenies because they are not proven to be actual life forms . Where archaea , eubacteria and eukaryotes are classified as life forms ' due to their ability to transfer genes viruses have not been determined to be living . They are therefore not included on these two phylogenetic trees

4 . At the other website , a detailed phylogeny of the Eukaryotes is provided . From this it is evident that Fungi are more closely related to Animalia than to Plantae

5 . Both sites show that the major life classifications are Bacteria ' Eukaryotes ' and Archaea ' The Tree of Life ' site shows the alternatives to how closely the lineages are related , giving two examples of how the three domains may be nested within each other instead of being derived equally . The...

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