What Do the Branches and Nodes in a Phylogenetic Tree

Multiple Choice

What do the branches and nodes in a phylogenetic tree show? Select the TWO answers that are correct.

A) Taken together,branches and nodes describe Hardy-Weinberg equilibrium among modern taxa.
B) A branch represents the common ancestor of adjacent nodes,and a node represents a modern taxon.
C) Taken together,branches and nodes describe the ancestral relationships among modern taxa.
D) A branch represents a single evolutionary lineage over time,and a node represents a common ancestor to all branches that follow it.
E) A branch represents the evolutionary history of a group of organisms,and a node represents the common ancestor of an entire phylogeny.