Exam 16: The Molecular Basis of Inheritance

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E) coli cells grown on ¹⁵N medium are transferred to ¹⁴N medium and allowed to grow for two more generations (two rounds of DNA replication). DNA extracted from these cells is centrifuged. What density distribution of DNA would you expect in this experiment?

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In E. coli, what is the function of DNA polymerase III?

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In a nucleosome, the DNA is wrapped around

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The lagging strand is characterized by a series of short segments of DNA (Okazaki fragments)that will be joined together to form a finished lagging strand. The experiments that led to the discovery of Okazaki fragments gave evidence for which of the following ideas?

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What are telomeres?

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