This is a single choice question; skip ahead to question content incorrect correct answeryour answer a bx c d time spent: 1 min 59 secs content & skills cc5dfc5bchsirs1 what causes duplex dna with a certain (a + t): (g + c) ratio to melt at a higher temperature than comparable length duplex dna with a greater (a + t): (g + c) ratio? a. stronger van der waals forces of pyrimidines b. stronger van der waals forces of purines c. increased π- stacking strength d. reduced electrostatic repulsion of phosphates
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Biology, 22.06.2019 02:30, kaliloabousjbf
In the diagram below, the northern hemisphere would be in what season at position a a. fall b. winter c. summer d. spring
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Biology, 22.06.2019 14:00, loudermilkb117
Are gametes exactly the same? explain why or why not?
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