DP Biology (last assessment 2024)
Question 19M.3.HL.TZ2.a
| Date | May 2019 | Marks available | [Maximum mark: 2] | Reference code | 19M.3.HL.TZ2.a |
| Level | HL | Paper | 3 | Time zone | TZ2 |
| Command term | Determine | Question number | a | Adapted from | N/A |
a.
[Maximum mark: 2]
19M.3.HL.TZ2.a
A segment of DNA is shown. Determine a possible open reading frame (ORF) segment in the DNA segment by completing the table.
[2]
Markscheme
a. correct starting point ✔
eg
OR
b. correct RNA nucleotides ✔
Examiners report
Most candidates had difficulty completing the diagram and/or used DNA nucleotides instead of RNA nucleotides.
