When present, the TATA, CAAT and GC boxes are typically found within 100 - 150 bp upstream from the transcription start site. Due to their closeness to the start of gene, they are often called ______.
A)distal promoter elements
B)proximal promoter elements
C)central promoter sites
D)primary promoter elements
E)primary promoter sites

Question

Quizplus · Accepted Answer

The TATA, CAAT and GC boxes are typically found within 100 - 150 bp upstream from the transcription start site, making them close to the start of gene. They are therefore called proximal promoter elements.

When Present, the TATA, CAAT and GC Boxes Are Typically