This image depicts the chemical structure of cytosine. It shows a hexagonal ring with nitrogen atoms at positions 1 and 3, and a primary amine group attached to carbon 4. The two remaining positions ...
According to this rule, the amount of adenine is equal to the amount of thymine, and the amount of guanine is equal to the amount of cytosine in a double-stranded DNA molecule. This 1:1 ratio of A:T ...
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