Q. Which one of the following palindromic base sequences in DNA can be easily cut at about the middle by some particular restriction enzyme?
A) 5’ – CGTTCG – 3’ 3’ – ATCGTA – 5’
B) 5’ – GATATG – 3’ 3’ – CTACTA – 5’
C) 5’ – GAATTC – 3’ 3’ – CTTAAG – 5’
D) 5’ – CACGTA – 3’ 3’ – CTCAGT – 5’
Explanation
Out of the given options 5’ – GAATTC – 3’ 3’ – CTTAAG – 5’ Is a palindromic sequence that can be cut at about the middle by particular restriction enzyme.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.