PART II:
Use the phylogeny below to answer the questions below: Terminals 1 - 15 are species and nodes A - N are ancestors.
In the phylogeny, identify the following (use the letters or numbers provided):
a. The common ancestor of species 1, 2, 4
b. The common ancestor of species 5, 6, 7, 8
c. The ancestor of the oldest lineage
d. The node that is of equal age to node G
e. The node that is of equal age to node E
B. Which pair of species is more closely related:
a. 1 and 2 or 3 and 4
b. 11 and 12 or 12 and 13
c. 7 and 8 or 2 and 3?
C. Designate the following groups by node, species, or both:
a. A monophyletic group
b. A paraphyletic group
c. A polyphyletic group