Taxol, extracted from the Pacific Yew tree, is a common chem…

Taxol, extracted from the Pacific Yew tree, is a common chemotherapy drug. Taxol binds to microtubules and stabilizes them, preventing their breakdown and thus preventing the completion of cell division. Cells treated with Taxol will be arrested in which stage of mitosis? [blank1] Which cell cycle checkpoint will these cells not be able to pass? [blank2]

Consider the following diagram of a replication bubble. Soli…

Consider the following diagram of a replication bubble. Solid lines represent parental DNA strands; dotted lines represent newly-forming daughter strands.  One of the leading strands has been labeled for you. Use this information to answer the next two questions.