Tunicamycin [too-ni-kuh-MY-sin] is a drug produced by some bacteria. It is used as a tool by molecular biologists because it induces eukaryotic [yoo-KAR-ee-oh-tik] cells to arrest at the G1 checkpoint of the cell cycle. Using this information about tunicamycin and your knowledge of the cell cycle, which of the following would you expect to observe in a tunicamycin-arrested cell?