devarshi-dt-logo

Question:

Find the correct palindromic sequence. 5'ATTGCAAT3'

5'AACGTTA3'

3'TAACGTTA5'

5'TAACGTTA3'

3'ATTGCAAT3'

Solution:

Correct option is B. 3'TAACGTTA5'
A palindromic sequence is a sequence made up of nucleic acids within the double helix of DNA or RNA that is the same when reading from 5' to 3' on one strand and 5' to 3' on the other, complementary, strand. It is also known as a palindrome or an inverted-reverse sequence. The palindromic sequence for 5'ATTGCAAT3' is 3'TAACGTTA5'. So, the correct answer is '3'TAACGTTA5'