Campbell Biology (12th Edition)

Published by Pearson
ISBN 10: 0135188741
ISBN 13: 978-0-13518-874-3

Chapter 11 - 11.3 - Concept Check - Page 225: 2

Answer

Phosphorylation cascades are turned off by dephosphorylation, which is accomplished by enzymes called phosphatases.

Work Step by Step

Just as you turn a light on by flipping its switch in one direction and off by flipping in the opposite direction, the effects of kinases are opposed by the effects of phosphatases.
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