After a cell is pancake shaped in a cell culture dish, the order of events that occurs as a cell walks is:
a. Lamellipodia, filopodia, cell muscle, retraction fiber.
b. Cell muscle, cell super-glue, retraction fiber, lamellipodia.
c. Filapodia, lamellipodia, cell muscle, retraction fiber.
d. Two of the above.
e. None of the above.
Answer: c. Filapodia, lamellipodia, cell muscle, retraction fiber.
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