Q99 - What Phylogenetic Trees Can and Cannot Reveal
Information about the relationships among organisms is a useful source of data for scientists investigating a wide variety of biological questions. Indicate in the answer sheet if each of the following statements about using the phylogenetic trees is true or false.
Using the information and data, determine which of the statements are true or which are false.
A. Phylogenetic trees can be used to determine how many times a particular trait independently evolved.
B. Phylogenetic trees can suggest whether a particular trait is the ancestral one.
C. Phylogenetic trees can be used to determine the timing of evolutionary lineage splits.
D. Phylogenetic trees can be used to determine the virus's origins in human populations.
Question reproduced from IBO 2016, Theoretical Paper B, licensed under CC BY-NC-SA 4.0 - attributed to the International Biology Olympiad. Open the full exam PDF · Community solutions (unofficial)