| Date | May 2010 | Marks available | 1 | Reference code | 10M.1.HL.TZ2.26 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | State | Question number | 26 | Adapted from | N/A |
Question
What happens during the formation of Okazaki fragments?
A. DNA polymerase III adds nucleotides in the 3′→ 5′ direction.
B. DNA polymerase III adds nucleotides in the 5′→ 3′ direction.
C. DNA polymerase I adds nucleotides in the 5′→ 3′ direction.
D. RNA polymerase adds nucleotides in the 3′→ 5′ direction.
Markscheme
B
Examiners report
N/A
