You are studying the effects of specific transcription factors on the activation of gene expression. You notice that one particular transcription factor binds far away from the promoter of its target gene. What can explain this?
A. DNA looping brings the transcription factor closer to the promoter and initiates gene transcription.
B. The transcription factor transcribes small RNAs that then bind to the promoter and activate the gene's expression.
C. The transcription factor tags the enhancer with ubiquitin to stimulate transcription.
D. RNA looping brings the transcription factor closer to the promoter and initiates gene transcription.
Answer: A
You might also like to view...
The five-year survival rate of ____________________ cancer is only 13%
Fill in the blank(s) with correct word
Which province of the ocean is found above the continental shelf?
a. abyssal b. benthic c. pelagic d. neritic e. oceanic
The ability of predators to eat and digest prey
determines the number of prey captured as is shown in a. type I response. b. type II response. c. type III response. d. types I and II. e. none of these.
Pharyngeal arches will become all of the following EXCEPT
a. the face. b. the neck. c. the mouth. d. structures associated with the head region. e. lower stomach.