Genetics BIOL 2004 CRN 10863 Homework 7 Due 9:00 AM 1 April 2008 in Blackboard 1. Which of the following distinguishes the sequences and function of bacterial from eukaryotic promoters? (1) Only bacterial promoters contain conserved sequences (2)Only eukaryotic promoters contain conserved sequences (3) Only in eukaryotes do assessory proteins modulate binding of RNA polymerase to promoters (4) Only in bacteria do assessory proteins modulate binding of RNA polymerase to promoters (5)None of the above (6)Answers (1) and (4) (7)Answers (2) and (3) 2. What is the relationship between poly (A) tail length and mRNA translation in eukaryotes? (1)There is no relationship (2)Poly (A) tails are involved in binding of mRNA to the tRNAs (3) Long poly (A) tails decrease the duration of translation (4) Long poly (A) tails increase the duration of translation 3. Small nuclear RNAs (snRNAs) play a role in which of the following processes? (1)
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