Answer
C
Work Step by Step
ABA causes guard cells to close as soon as it is applied. This allows the cells to maintain it moisture level in times of water stress.
Biological Science (6th Edition)
by Freeman, Scott; Quillin, Kim; Allison, Lizabeth; Black, Michael; Taylor, Emily; Podgorski, Greg; Carmichael Jeff
Published by
Benjamin Cummings
ISBN 10:
0321976495
ISBN 13:
978-0-32197-649-9
Chapter 37 - Plant Sensory Systems, Signals, and Responses - Review - Page 791: 4
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