Myosin-Actin Cross Bridge Cycle

Chapter 17. Myosin-Actin Cross Bridge Cycle

After you've watched the animation, click the button below to answer questions about what you've learned.

Question 1 of 3

Animation Assessment

Question

Remembering that a cycle can start on any step, select the correct order of the following steps in the myosin-actin crossbridge cycle:
A- ATP hydrolysis to ADP + Pi and rotation of myosin head to cocked state
B- ATP binding to myosin head releases myosin head from actin filament
C- release of ADP
D- binding of myosin head to actin filament
E- release of Pi and power stroke

A.
B.
C.
D.
E.

2
Correct.
You have one more chance to answer the question correctly. Try again.
Incorrect.