Diff: 1 Page Ref: 316 22) Rigor mortis occurs because ________.
A. the cells are dead
B. sodium ions leak out of the muscle
C. no ATP is available to release attached actin and myosin molecules
D. proteins are beginning to break down, thus preventing a flow of calcium ions
Answer:C
Diff: 1 Page Ref: 316 22) Rigor mortis occurs because ________.
A. the cells are dead B. sodium ions leak out of the muscle C. no ATP is available to release attached actin and myosin molecules D. proteins are beginning to break down, thus preventing a flow of calcium ions