It is difficult to reconstruct the phylogenetic relationships of viruses because of their
A) lack of nucleic acid.
B) diverse capsid morphologies.
C) rapid evolutionary rates.
D) double membranes.
E) high lipid content.

Question

Quizplus · Accepted Answer

Viruses have a very high rate of evolution, making it difficult to accurately determine their phylogenetic relationships. This is due to their high mutation rates, short generation times, and frequent recombination events.

It Is Difficult to Reconstruct the Phylogenetic Relationships of Viruses