Which of the following choices most accurately represents the sequence of steps occurring in the contraction cycle? The events numbered 1 through 6 may be used more than once. 1 . Mysoin binds ATP 2 . Mysoin hydrolyzes ATP and goes into cocked position 3 . Myosin releases ADP and inorganic phosphate 4 . Myosin binds actin filament 5 . Power stroke 6 . Myosin releases actin filament
a. 1, 2, 3, 4, 5, 6, 1
b. 1, 2, 4, 3, 5, 1, 6
c. 1, 6, 2, 4, 3, 5, 1, 6
d. 1, 2, 6, 3, 4, 5, 6, 1
e. None of these.
Answer: C
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