Posted: July 22nd, 2017
In a double stranded molecule of DNA, the ratio of purines : pyrimidines is:
In a double stranded molecule of DNA, the ratio of purines : pyrimidines is:
(a) variable
(b) determined by the base sequence in RNA
(c) genetically determined
(d) always 1:1
(e) determined by the number of purines in the sense strand of the DNA
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