Colchicine is a drug that can prevent the formation of microtubules. Which is the most likely effect colchicine would have on cell division?
A. It will enhance mitosis by moving chromosome toward the spindle equator.
B. It will arrest mitosis by preventing the formation of spindle microtubules (mitotic spindles)
C. It would have little or no effect on mitosis.
D. It would delay mitosis by preventing S phase.