Campbell Biology (11th Edition)

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

Chapter 50 - 50.5 - Concept Check - Page 1130: 2

Answer

Active transport is required to relax muscle fibers, which is not possible when an animal has died.

Work Step by Step

Rigor mortis kicks in when ATP stores are depleted in the body several hours after death.
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