Author Question: At rest, the tropomyosin molecule is held in place by A) actin molecules. B) myosin molecules. C) ... (Read 176 times)

Yi-Chen · **on:** Feb 28, 2019

At rest, the tropomyosin molecule is held in place by
A) actin molecules.
B) myosin molecules.
C) troponin molecules.
D) ATP molecules.
E) calcium ions.

Question 2

The area in the center of the A band that contains no thin filaments is the
A) Z line.
B) M line.
C) H band.
D) I band.
E) zone of overlap.