Multiple ChoiceIn DNA structure, what molecules make up the repeating backbone of a DNA strand?7views
Multiple ChoiceIn DNA structure, what chemical components form the repeating backbone of the DNA double helix?12views
Multiple ChoiceIn the context of DNA structure, what is the monomer (basic repeating subunit) of a DNA molecule?10views
Multiple ChoiceIn the DNA double helix, what structural feature gives DNA an overall negative charge at physiological pH?13views