Which of the Following Would Be an Example of a Cis

Question

Which of the following would be an example of a cis acting eukaryotic gene regulatory element?
A)TATA binding protein
B)enhancer
C)metallothionein
D)RNA polymerase
E)general transcription factors

Accepted Answer

Cis-acting regulatory elements are DNA sequences that are located on the same chromosome as the gene they regulate. Enhancers are an example of cis-acting regulatory elements that can increase the transcription of a gene. The other options listed are either proteins or trans-acting regulatory elements that can act on genes located on different chromosomes.