Question Detail

ZOO 102 Foundations of Animal Systematics and Phylogeny Objective Question

Question

In a phylogenetic tree, what is another term for the terminal taxa at the endpoints of branches?
Options
A Ancestral units
B Nodes
C Roots
D Operational taxonomic units (OTUs)
Correct Answer
Correct Answer

Option D is the correct answer.

Detailed Explanation

Taxa at the ends of branches, representing present-day species, are also called operational taxonomic units or OTUs. Nodes represent ancestors, and the root is the base of the entire tree.

Hint

Look for the abbreviation OTU.

Question Info