MCAT Question of the Day 132– Biology Which of the following is/are true about ds-DNA ?Item I. If the amount of G in a double helix is known, the amount of C can be calculatedItem II. If the fraction of purine nucleotides and the total molecular weight of a double helix are known, the amount of cytosine can be calculated.Item III. The two chains in a piece of ds-DNA containing mostly purines will be bonded together more tightly than the two chains in a piece of ds-DNA containing mostly pyrimidines Item IV. The oligonucleotide ATGT AT is complementary to the oligonucleotide AT ACA T.Vote to see resultsVote By admin| 2015-11-28T05:36:19+00:00 December 5th, 2015|Comments Off on MCAT Question of the Day 132– Biology Share This Story, Choose Your Platform! FacebookTwitterGoogle+Email