Wrap-Up Questions

1. One of the best ways to test how much you recall and understand from a reading is to close your notes and try to draw out a concept from memory.

  1. Draw a replication bubble and/or replication fork, with leading and lagging strands and all 5′ and 3′ ends labeled.
  2. Draw the ends of a newly-replicated daughter strand of DNA, before and after telomerase has acted. Be sure to label the 5′ and 3′ ends.

2. Who do you expect to have longer telomeres: an infant or their parent? Explain your reasoning.

3. Chemical substances found in certain foods have been found to activate telomerase in laboratory experiments. Do you think those substances could be more useful in reversing aging or in treating cancer? Explain your reasoning.


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