Question

Identify the wrongly bonded pair(s) among the following with regard to DNA:

• A. A=T
• B. TA
• C. G C
• D. C=G

Answer 1

Answer: (B), (D)

The correct options are
B

TA

D

C=G

In DNA, adenine and thymine are bonded to each other by two hydrogen bonds, while guanine and cytosine are bonded by three hydrogen bonds, making the latter a stronger pair.