If Myosin II Heads Are Attached to a Glass Slide

Multiple Choice

If myosin II heads are attached to a glass slide and actin filaments are allowed to bind to them, the filaments will glide on the surface …

A) toward their plus end in the presence of ATP.
B) toward their plus end in the presence of GTP.
C) toward their minus end in the presence of ATP.
D) toward their minus end in the presence of GTP.
E) toward their plus end in the presence of ADP.