Multiple ChoiceIn the context of DNA structure, who is credited with discovering the base-pairing rules (A pairs with T, and G pairs with C) for DNA?14views
Multiple ChoiceWhich option correctly describes a key structural difference between DNA and RNA?4views
Multiple ChoiceIn DNA structure, how do the nitrogenous bases bond together to hold the two strands of the double helix in place?12views
Multiple ChoiceIn a DNA strand, how can you identify the 5' and 3' ends based on the chemical structure of the sugar-phosphate backbone?12views
Multiple ChoiceIn the context of DNA structure, which set correctly lists the three components of a DNA nucleotide?9views