76.Phylogenetic trees can be used to infer character states of extinct organisms. A) True B) False
77.Both analogies and homologies are always used to create phylogenetic trees. In fact, analogies often provide more information regarding the evolutionary relationships between different species than do homologies.
78.Imagine that a researcher has created two possible phylogenetic trees for a group of organismsone that hypothesizes that five character changes occurred in a given group, and one that predicts only two character changes occurred in the same group. If the researcher wants to choose a phylogenetic tree based on parsimony, she will pick the phylogenetic tree with two character changes as her working hypothesis.
79.Which of the following statements is TRUE regarding phylogenetic trees?