| Date | May 2010 | Marks available | 1 | Reference code | 10M.1.HL.TZ2.27 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Predict | Question number | 27 | Adapted from | N/A |
Question
Why is oxaloacetate a competitive inhibitor?
A. It causes a conformational change to the active site.
B. It binds to the enzyme away from the active site.
C. It is structurally similar to succinate.
D. It is structurally similar to succinate dehydrogenase.
Markscheme
C
Examiners report
N/A
Syllabus sections
Show 68 related questions
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