Which of the following DNA sequences is MOST likely to be bound by a steroid receptor?
A) AGGAGAACATCATGTTCT
B) AGGAGATAGGAGAACT
C) TTTGATCCAGTTTCCAGT
D) CCCAAGTTCCCAAG

Question

Quizplus · Accepted Answer

Steroid receptors typically recognize specific DNA sequences known as hormone response elements (HREs), which usually consist of a palindromic sequence of 6-8 base pairs with a variable spacer region. Option A contains the closest match to a classical HRE with a palindromic sequence (CATCAT) and a spacer region. The other options do not resemble a classical HRE.

Which of the Following DNA Sequences Is MOST Likely to Be