DP Chemistry (last assessment 2024)
Question 18N.3.sl.TZ0.12e
| Date | November 2018 | Marks available | [Maximum mark: 1] | Reference code | 18N.3.sl.TZ0.12e |
| Level | sl | Paper | 3 | Time zone | TZ0 |
| Command term | Suggest | Question number | e | Adapted from | N/A |
e.
[Maximum mark: 1]
18N.3.sl.TZ0.12e
The structure of penicillin is shown in section 37 of the data booklet.
(e)
Suggest why human cells are not affected by penicillin.
[1]
Markscheme
no cell walls
OR
humans do not have transpeptidase ✔
