MDCAT Biology MCQ #916

During DNA replication in a dividing skin cell, which type of covalent bond must be formed to link the incoming nucleotides together?

MDCAT Biology MCQ #916

  1. Question 1

    Q1. During DNA replication in a dividing skin cell, which type of covalent bond must be formed to link the incoming nucleotides together?

    • A) Hydrogen bonds
    • B) Peptide bonds
    • C) Phosphodiester bonds
    • D) Glycosidic bonds

    Answer: Phosphodiester bonds

    Explanation: Phosphodiester bonds link the sugar-phosphate backbone of DNA. Hydrogen bonds are tempting but they connect the nitrogenous bases together.