Online Quiz 4 (Bureau) 2009

Online Quiz 4 (Bureau) 2009 - 4.(Points:1)

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4.  (Points: 1)      Ths Antennapedia transcription factor is responsible for determining the fate  of cells in the head of Drosophila. Which of these best describes the  structure of the Antennapedia protien? a. Two zinc fingers b. Helix-turn-helix structure c. Coiled-coil structure d. all of the above  e. none of the above   Save Answer     5.  (Points: 1)      Which of the following process (es) are affected by proteins that interact with  the carboxyl terminal domain (CTD) of the large subunit of RNA Polymerase  II?  a. splicing b. addition of 7’-methylguanylate on the 5’end of the pre-mRNA c. addition of the polyA tail d. a and b e. a, b and c   Save Answer     6.  (Points: 1)      Transcription initiation by RNA Polymerase II requires unwinding of the DNA  helix at the promoter. This process involves a specific general transcription 
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factor and ATP. Which of these describes the enxymatic activity of this  factor? a. Nucleotide excision b. Nucleotide polymerization c. DNA helicase d. DNA phosphorylation e. none of the above  
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Online Quiz 4 (Bureau) 2009 - 4.(Points:1)

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