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A double-stranded DNA molecule contains a total of 120 purines and 120 pyrimidines This DNA molecule could be composed of?
Wiki User
∙ 12y ago
I don't really understand the point of the question but let's see what we can do.
Purines are Adenine and Guanine
Pyrimidines are Tyimine and Cytosine
Since A pairs with T and G pairs with C, the molecule can be composed of any number of ACTG where
A+G=C+T=120
and
A=T and G=C
Hope that helps.
Wiki User
∙ 12y ago
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