Name:_________________ Dr. Palmer’s (Reichler) Bio
311C MWF 1-2pm Fall 2006
Quiz pre-exam 3
1) How many helicases would be unwinding DNA if there are 4 origins of
2) Why are more ligases needed on a lagging strand than are needed on a
3) When would you expect primase to be ubiquitinated?
4) Does it matter how the sister chromatids line up during mitosis?
5) Does the cell expend energy during mitosis?