All the following elements can function as eukaryotic promoters except
A)a TATA box.
B)an initiator element.
C)CpG islands.
D)an enhancer.

Question

Quizplus · Accepted Answer

All of the other options listed - a TATA box, an initiator element, and CpG islands - are common components of eukaryotic promoters. Enhancers, on the other hand, are regulatory elements that can enhance or activate transcription from a promoter, but are not themselves promoters. Therefore, D is the correct answer because enhancers cannot function as eukaryotic promoters.

All the Following Elements Can Function as Eukaryotic Promoters Except