A drug has been produced to treat some types of cancer. It stops mitosis by attaching to the spindle and stopping sister chromatids from separating and moving to opposite poles of the cell. The photomicrograph displays cells in different phases of mitosis. Which stages of mitosis would still be possible in a cell that is entering prophase and is treated with this drug?
- A1 and 2
- B2 and 3
- C2 only
- D3 and 4