Practice%20exam

Practice%20exam - SHORT-ANSWER QUESTIONS These questions...

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SHORT-ANSWER QUESTIONS These questions are intended to test your understanding of concepts that have been covered in the course. These questions can usually be answered in 50 words or less, certainly no more than 100. While a precise word count of your answers will not be conducted, excessive verbosity and inclusion of irrelevant information may be penalized. 1. Compare the functions of the three eukaryotic RNA polymerases. 2. Describe the experimental evidence that shows that transcriptional activators have separable DNA binding and activation domains. 3. Describe three features of eukaryotic transcripts that generally are not shared with prokaryotic transcripts. 4. Which of the common Watson-Crick base pair in DNA is the most stable? Why? How does this property affect the melting temperature of DNA? 5. You have been asked to isolate mRNA from cultured carrot cells. You know that mRNA constitutes at most a few percent of the total cellular RNA and is heterogeneous in size. Although this isolation appears to be a difficult experimental problem, you are
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Practice%20exam - SHORT-ANSWER QUESTIONS These questions...

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