Question

what role do spindle fibers play in mitosis? a. they condense chromatin into chromosomes. b. they regulate the movement of water into the cell. c. they form the cell membrane. d. they pull sister chromatids apart to opposite poles of the cell.

Explanation:

In mitosis, spindle fibers attach to sister chromatids and pull them to opposite poles of the cell.

Answer:

d. They pull sister chromatids apart to opposite poles of the cell.