At rest, myosin molecules are
A) bound to other myosin molecules.
B) bound to troponin molecules.
C) blocked from binding tropomyosin molecules.
D) bound to ATP molecules.
E) blocked from binding to calcium ions.

Question

Quizplus · Accepted Answer

At rest, myosin molecules are blocked from binding tropomyosin molecules. This prevents the interaction between myosin and actin, which ultimately leads to muscle relaxation.

At Rest, Myosin Molecules Are