DP Biology (last assessment 2024)
Question 23M.1.HL.TZ2.7
Date | May 2023 | Marks available | [Maximum mark: 1] | Reference code | 23M.1.HL.TZ2.7 |
Level | HL | Paper | 1 | Time zone | TZ2 |
Command term | Question number | 7 | Adapted from | N/A |
7.
[Maximum mark: 1]
23M.1.HL.TZ2.7
What is the proteome of an individual?
A. The amino acids unique to an individual making up the proteins in cells
B. The way in which an individual’s polypeptides are folded into a three-dimensional structure
C. The proteins synthesized as an expression of an individual’s genes
D. All possible combinations of amino acids an individual contains
[1]
Markscheme
C
Examiners report
Many candidates had difficulty defining a proteome and the question discriminated badly with many candidates incorrectly choosing "All possible combinations of amino acids an individual contains" as their response.