Life: The Science of Biology 11th Edition

Published by W. H. Freeman
ISBN 10: 1-31901-016-4
ISBN 13: 978-1-31901-016-4

Chapter 21 - Reconstructing and Using Phylogenies - 21.1 - All of Life Is Connected through Its Evolutionary History - 21.1 Recap - Learning Outcomes - Page 452: 1

Answer

In a phylogenetic tree, the root represents the common ancestor to all of the organisms on the tree, the node denotes a branching point where two species or clades diverge, and a lineage represents the path of a species through time.

Work Step by Step

In a phylogenetic tree, the root represents the common ancestor to all of the organisms on the tree, the node denotes a branching point where two species or clades diverge, and a lineage represents the path of a species through time.
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