Multiple ChoiceIn the study of phylogeny, how do systematists determine if a character is ancestral or derived?237views
Multiple ChoiceBased on this phylogenetic tree, which pair of species shares the most recent common ancestor?23views
Multiple ChoiceTo apply parsimony to constructing a phylogenetic tree, which principle should be followed?25views
Multiple ChoiceWhich type of evidence is most commonly used to construct modern phylogenetic trees?9views
Multiple ChoiceUse the phylogenetic tree to the right to determine which statement below is true.22views
Multiple ChoiceIn the context of phylogeny, how is a derived character different from other shared traits of a clade?204views
Multiple ChoiceWhich two main clades branch from the most recent common ancestor of the eumetazoans?264views