DP Biology (last assessment 2024)
Question 18M.1.HL.TZ1.29
Date | May 2018 | Marks available | [Maximum mark: 1] | Reference code | 18M.1.HL.TZ1.29 |
Level | HL | Paper | 1 | Time zone | TZ1 |
Command term | Question number | 29 | Adapted from | N/A |
29.
[Maximum mark: 1]
18M.1.HL.TZ1.29
Isoleucine will inhibit the reaction pathway shown below when the concentration of isoleucine exceeds the cell requirements.
Which enzyme does isoleucine inhibit?
A. Enzyme E1
B. Enzyme E2
C. Enzyme E3
D. Enzyme E5
[1]
Markscheme
A
