Biology 2010 Student Edition

Published by Prentice Hall
ISBN 10: 9780133669510
ISBN 13: 978-0-13366-951-0

Chapter 22, Introduction to Plants - Assessment - 22.2 Seedless Plants - Understand Key Concepts/Think Critically - Page 658: 11



Work Step by Step

Option a. is incorrect. Cell walls provide an extra layer of protection for plant cells. Option b. is incorrect. The phloem brings the product of photosynthesis, which is glucose, from the leaves to other parts of the plant for use or for storage. Option c. is incorrect. The cuticle is a layer of wax that prevents water loss from the plant. Option d. is correct. The xylem transports water from the roots up to the leaves where it will be used in photosynthesis.
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