Which of the following represents a palindromic sequence in…

Chemistry NEET Full Syllabus Mock Test 180 Question New Syllabus Mock Test - 12 PCB Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 12, 2026

Which of the following represents a palindromic sequence in DNA?

5'-GAATTC-3' 3'-CTTAAG-5'

5'-CCAATG-3' 3'-CAATTC-5'

5'-CATTAG-3' 3'-GATAAC-5'

5'-GATACC-3' 3'-CCTAAG-5'

Text Solution

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The correct answer is:

A word-palindrome, where the same word is read in both directions, the palindrome in DNA is a sequence of base pairs that read the same on the two strands when the orientation of reading is kept the same.
For example,
5'-GAATTC-3'
3'-CTTAAG-5'

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