QUESTION 9 After formation of the preinitiation complex in eukaryotes, transcription begins after: OA binding of the general transcription factor TFIID. O B. phosphorylation of the C-terminal domain of RNA polymerase. OC release of sigma-factor from the RNA palymerase holoenzyme. O D. addition of the 5-cap. O E. phosphorylation of the TATA-binding protein. QUESTION 10 Alternative splicing can create _ from a single gene. O A. multiple MRNA products and multiple protein products O B. multiple MRNA products O C. multiple protein products O D. multiple DNA sequences and multiple MRNA products O E. multiple DNA sequences

How does the sigma factor of E. coli RNA polymerase bind to promoters?Question 10 options: a region of the protein binds to a stem-loop structure in the DNA a region of the protein binds to a stem-loop structure in the RNA a region of the protein inserts into the minor groove of the DNA a region of the protein binds to the negatively charged backbone of the DNA a region of the protein inserts into the major groove of the DNA

Which of the statement is true regarding equilibrium? The rate of the forward reaction exceeds the rate of the reverse reaction The concentration of the reactants and the concentration of the products remains constant The value of equilibrium constant will change if a catalyst is present O Increasing the concentration of reactants increase the equilibrium constant

What is the main question they addressed in "MicroRNAs Control De Novo DNA Methylation Through Regulation of Transcriptional Repressors in Mouse Embryonic Stem Cells" and why that is significant question for finding.

Please help me, this is from practice, double check your answers, previous tutors got it wrong

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Question 1: The c-myc gene has several exons. What are the stages of the maturation process that its main transcript must undergo before becoming a mature mRNA Question 2: In which cell compartment does mRNA maturation take place?

QUESTION 8 What is the function of the amp' gene in a vector? A. It is a restriction enzyme recognition site.. B. It is a selectable marker. O C. It is the origin of replication. O D. It makes the enzyme ß-galactosidase if it is intact, indicating vectors without inserts. O E. It is required for packing into viral shells

Question 3 In constitutive mutants of the lactose operon the lactose operon is never transcribed the lactose operon is always transcribed if CRP is bound the lactose operon is transcribed in the presence of lactose none of the above L, A Moving to another question will save this response. MacBook Pro

In eukaryotes, transcription initiation involves enhancersequences located far from the promoter. In addition, thechromatin of eukaryotic chromosomes must be unwoundto allow access by _________?