Multiple choice

Which bonds are created by DNA polymerase III when complimentary DNA nucleotides are added?

  1. Ionic bonds

  2. Hydrogen bonds

  3. Covalent bonds

  4. Disulfide bonds

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

DNA polymerase III catalyzes the formation of phosphodiester bonds, which are a type of covalent bond, between the 3' hydroxyl group of the existing strand and the 5' phosphate group of the incoming nucleotide.