| Date | November 2009 | Marks available | 1 | Reference code | 09N.1.HL.TZ0.27 |
| Level | Higher level | Paper | Paper 1 | Time zone | TZ0 |
| Command term | Question number | 27 | Adapted from | N/A |
Question
What is the role of NADH + H+ in aerobic cell respiration?
A. To transfer hydrogen to the electron transport chain
B. To reduce intermediates in the Krebs cycle
C. To accept electrons from the electron transport chain
D. To combine with oxygen to produce water
Markscheme
A
Examiners report
[N/A]
Syllabus sections
Additional higher level » Topic 8: Metabolism, cell respiration and photosynthesis » 8.2 Cell respiration
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