Multiple ChoiceIn a single strand of DNA, which chemical group links the deoxyribose sugars together to form the sugar-phosphate backbone?17views
Multiple ChoiceIn the context of DNA structure, DNA is classified as which type of biological macromolecule?43views
Multiple ChoiceIn double-stranded DNA, adenine (A) always pairs with which base via hydrogen bonds?21views
Multiple ChoiceWhich option correctly describes Watson–Crick base pairing in double-stranded DNA?25views
Multiple ChoiceWhich type of bond is responsible for holding together the nucleotides within a single strand of DNA?64views
Multiple ChoiceIn the DNA double helix, what type of bond holds each individual DNA strand together along its sugar-phosphate backbone?38views