Rigor mortis occurs because ________.
A) no ATP is available to release attached actin and myosin molecules
B) proteins are beginning to break down, thus preventing a flow of calcium ions
C) the cells are dead
D) sodium ions leak into the muscle causing continued contractions

Question

Quizplus · Accepted Answer

Rigor mortis occurs because no ATP is available to release attached actin and myosin molecules. Without ATP, the cross-bridges between actin and myosin cannot be broken, resulting in a sustained contraction of the muscle tissue.

Rigor Mortis Occurs Because ________