A) T-32%, A-32%, G-18%
B) T-32%, A-18%, G-32%
C) T-18%, A-32%, G-32%
D) T-40%, A-22%, G-20%
Correct Answer: B
Solution :
According to Chargaffs rule, in DNA purines and pyrimidines are always in equal proportion (ie, A+G =T+C) and proportion of adenine is always equals to that of thymine, while proportion of guanine always equals to that of cytosine (e, A = T and G = C). So, option a is correct.
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