Biology (11th Edition)

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

Chapter 26 - The Origin and Diversity of Life - Review Questions - Apply: 5



Work Step by Step

The chloroplasts of brown algae show evidence of their origin from the endosymbiosis of a red alga (an extra/fourth membrane, similarity to the chloroplasts of red algae; B.). C. mentions even fewer membranes than are found in green or red algae's chloroplasts, and A. contradicts the existing evidence, while D. can be excluded since the red and green algae have similar chloroplasts.
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