Biology (11th Edition)

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

Chapter 35 - Deuterostomes - Figure 35.33 - Inquiry Questions: 1

Answer

It is similar structurally, since it connects with the membranes which compose the egg, and it is similar functionally, since it fulfills the roles of the yolk sac (once that is exhausted) and the allantois.

Work Step by Step

Look at the structure and function of both egg and placenta. See which membranes are held in common and which metabolic functions--these are the similarities.
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