DNA sequences are the most frequently used character for phylogenetic construction today, but DNA may not always be available. For which of the following would a phylogeny have to be constructed with nonmolecular methods for collecting character data?
A) Ebola isolates from strains collected in Guinea, Sierra Leone, and Mali by Hoenen and his colleagues in 2014
B) data collected by Killian and his colleagues to create a phylogeny of mammals that supports the Theria hypothesis
C) fossils of Tiktaalik roseae discovered by Daeschler and his colleagues
D) HIV isolates from the 1999 Benghazi Hospital AIDS outbreak

Question

Quizplus · Accepted Answer

Nonmolecular methods would be necessary to construct a phylogeny for fossils such as Tiktaalik roseae. DNA sequences are not available for fossils.

DNA Sequences Are the Most Frequently Used Character for Phylogenetic