Chapter 5

Last update by mayur on 03/27/2014
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A double-stranded DNA molecule contains a total of 120 purines and 120 pyrimidines. ThisDNA molecule could be composed of

A) 120 adenine and 120 uracil molecules.

B) 120 thymine and 120 adenine molecules.

C) 120 cytosine and 120 thymine molecules.

D) 240 adenine and 240 cytosine molecules.

E) 240 guanine and 240 thymine molecules

Answer:

B) 120 thymine and 120 adenine molecules.



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