Biology (11th Edition)

Published by McGraw-Hill Education
ISBN 10: 1-25918-813-2
ISBN 13: 978-1-25918-813-8

Chapter 29 - Protists - Figure 29.24 - Data Analysis: 1

Answer

____Brown Algae | | _____ Red Algae ____| _____ Green Algae Basically, the fact that the DNA sequences are more similar in the red and green alga place them closer together on the phylogeny than either group to the brown algae.

Work Step by Step

Phlylogenies based on DNA sequences put organisms with more similar DNA closer together. Thus, with three groups, it is easy to see that two group together on the chart.
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