Horizontal gene transfer
A. is so rare over evolutionary history that it is not considered when examining microbial evolution.
B. occurs within bacterial species.
C. complicates the construction of phylogenetic trees and the interpretation of specific traits in relation to evolution.
D. only affects the evolution of plasmids.
Answer:C
Horizontal gene transfer
A. is so rare over evolutionary history that it is not considered when examining microbial evolution. B. occurs within bacterial species. C. complicates the construction of phylogenetic trees and the interpretation of specific traits in relation to evolution. D. only affects the evolution of plasmids.