Which of the following DNA sequences would most likely be recognized by a restriction enzyme?
A) AGTCGA
B) GTCTGA
C) TAAGGT
D) TAGCTA
E) TCGTGGA

Question

Quizplus · Accepted Answer

Restriction enzymes typically recognize and cut at specific sequences that are palindromic, meaning the sequence reads the same backward and forward. The sequence TAGCTA is palindromic when read in the reverse complement, which is ATCGAT. This sequence is recognized by many commonly used restriction enzymes, including EcoRI and PstI.

Which of the Following DNA Sequences Would Most Likely Be