Campbell Biology (11th Edition)

Published by Pearson
ISBN 10: 0-13409-341-0
ISBN 13: 978-0-13409-341-3

Chapter 28 - Test Your Understanding - Level 1 - Knowledge/Comprehension - Page 615: 1


d. secondary endosymbiosis.

Work Step by Step

Extra membranes are due to endosymbiosis. More than two would mean secondary endosymbiosis.
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