BIOB11H3 : hnRNA synthesis

What are proteins that initiate transcription in eukaryotes by recognizing sequences within the promoter region of a gene and attracting RNA polymerase?

a)transcription factors

b)TATA boxes

c)poly A tails

d)inducers

e)repressors

9. The nucleotide on the DNA template that marks the starting point for RNA synthesis is called

a. 0 (zero point)

b. +1

c. -1

d. Start codon

e. TATA

10. Which bacterial RNA polymerase synthesizes tRNA?

a. RNA polymerase I

b. RNA polymerase II

c. RNA polymerase III

d. Core enzyme

e. Promoter

11. What general transcription factor has enzymatic activity?

a. Operator

b. TFIIH

c. eIF2

d. RNAP II

e. CTD

12. What enzyme activity/activities is/are known to be associated with the transcription factor in the previous question?

a. protein kinase and a DNA helicase

b. protein phosphatase

c. ribozyme

d. synthesis of RNA

e. a and c

38. Which bacterial RNA polymerase synthesizes tRNA?

a. RNA polymerase I

b. RNA polymerase II

c. RNA polymerase III

d. Core enzyme

e. Promoter

39. In what part of the transcription process do transcription factors participate?

a. the binding of RNA polymerase to the DNA template

b. transcription initiation

c. elongation

d. termination

e. all of the above