NEET Biology question

Biology Molecular Basis of Inheritance NEET

If one chain of DNA has the sequence (5'→3') AAGCTCAG, the other chain will have the complementary sequence of

(A)TTGCAGTC
(B)TTATAGTC
(C)ATATAGTC
(D)TTCGAGTCCorrect

Answer: (D)

Solution

Pairing each base of AAGCTCAG with its Watson-Crick complement (A↔T, G↔C) gives TTCGAGTC, so option (d) is correct.

Question ID VK-120899