EEB267H1 Lecture Notes - Snow Leopard, Phylogenetic Tree, Cladistics

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Eeb 267: how to cope with phylogenetic trees (a review) Victoria xalbert alice harold x maude george albert rose x frederick. David x peggy victoria eric x susan jennifer x alan. Just as individuals in a family are connected by bonds of. Jason brittany megan x sean blood (reproduction) individual species are connected by evolutionary ties (the processes that produce species) clouded leopard. Dion moonbeam snow leopard tiger jaguar leopard lion. Phylogenetic trees are reconstructed by a method called phylogenetic systematics. This method clusters groups of organisms based on shared unique characters (**** such characters are called synapomorphies). For example, you share the presence of a backbone with cats, but not with butterflies: The presence of wings allows us to identify a butterfly as distinct from a cat or a person. We have now constructed the hypothesis that cats are more closely related to human beings than they are to butterflies.

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