Refer to the Figure

Multiple Choice

Refer to the figure. If the purple structure labeled 2 was not present, what would be the most likely position for the structure labeled 5?

A) Bound to one of the green structures labeled 3
B) Bound somewhere along the blue structure labeled 1
C) Bound to the tan structure labeled 4
D) Released from the tan structure labeled 4 and bound somewhere along the blue structure labeled 1
E) Released from the structure labeled 4 and bound to one of the structures labeled 3