| Date | May 2018 | Marks available | 1 | Reference code | 18M.1.HL.TZ2.4 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Question number | 4 | Adapted from | N/A |
Question
Which type of transportation happens in the sodium–potassium pump?
A. Facilitated diffusion
B. Osmosis
C. Simple diffusion
D. Active transport
Markscheme
D
Examiners report
[N/A]
