DP Biology (last assessment 2024)
Question 17N.3.HL.TZ0.03b
| Date | November 2017 | Marks available | [Maximum mark: 1] | Reference code | 17N.3.HL.TZ0.03b |
| Level | HL | Paper | 3 | Time zone | TZ0 |
| Command term | State | Question number | b | Adapted from | N/A |
b.
[Maximum mark: 1]
17N.3.HL.TZ0.03b
(b)
Some regions of DNA act as telomeres or produce tRNA. State one other function of DNA sequences that do not code for protein.
[1]
Markscheme
a. regulate gene expression
b. act as promoter
c. role in chromosome pairing/crossing over/recombination
d. introns
OWTTE
[Max 1 Mark]
