Multiple choice

When DNA Polymerase III adds complimentary nucleotides the base pairing rule is:

  1. A-C and T-G

  2. A-U and C-G

  3. C-T and A-G

  4. A-T and C-G

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

According to Chargaff's rules and the structure of DNA, Adenine (A) always pairs with Thymine (T), and Cytosine (C) always pairs with Guanine (G) via hydrogen bonds.