#Question id: 4060
#Unit 3. Fundamental Processes
A polyA tail is added to:
#Question id: 4061
#Unit 3. Fundamental Processes
In the context of a whole chromosome, which of the following is correct?
#Question id: 4062
#Unit 3. Fundamental Processes
What modification occurs at the 5’ end of an mRNA?
#Question id: 4063
#Unit 3. Fundamental Processes
Which statement correctly matches the three RNA polymerases with RNAs they synthesize?
#Question id: 4064
#Unit 3. Fundamental Processes
Which of the following mutations can result in a reduction of β-galactosidase?
#Question id: 4065
#Unit 3. Fundamental Processes
The NtrC protein from E. coli
a. is a σ54 RNA polymerase. b. stimulates transcription of the glnA gene.
c. is activated by a protein kinase called NtrB.
d. binds both to an enhancer site upstream of the glnA gene and to RNA polymerase.
e. has ATPase activity.