| Date | May 2009 | Marks available | 1 | Reference code | 09M.1.SL.TZ1.11 |
| Level | Standard level | Paper | Paper 1 | Time zone | Time zone 1 |
| Command term | Question number | 11 | Adapted from | N/A |
Question
What happens as an enzyme becomes denatured?
A. The enzyme works faster.
B. The enzyme works slower.
C. The enzyme can perform a new role.
D. The enzyme can make the reverse reaction proceed faster.
Markscheme
B
Examiners report
Most candidates realized that as enzymes become denatured they work more slowly.
Syllabus sections
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