Which of the Following Statements Is TRUE Regarding a Phylogenetic

question 100

Multiple Choice

Which of the following statements is TRUE regarding a phylogenetic tree?

• A)Phylogenetic trees could be considered physical representations of hypotheses  those that seek to establish the evolutionary relationships between different organisms.
• B)Given the sheer number of prokaryotic and eukaryotic species on Earth, it is impossible to create a phylogenetic tree encompassing all of these organisms.
• C)Phylogenetic trees are constructed based solely on the morphological characteristics of species; sequence similarities among different organisms are only evaluated by taxonomists.
• D)Within a phylogenetic tree, the order of groups located at the tree tips  not the nodes within a tree  determines sister group relationships.
• E)Phylogenetic trees only depict the evolutionary relationships between different classes; relationships among different species within the same genus are not illustrated in such trees.