In Krebs cycle, the following reactions are involved in the production of 15 ATP molecules by oxidation of food stuffs
1. Oxidation of pyruvic acid to acetyl Co-A
2. Oxidation of alpha-ketoglutaric acid
3. Oxidation of isocitrate
4. Oxidation of malate
5. Oxidation of succinate
6. Conversion of succinyl Coenzyme-A to succinic acid.
The correct sequence of these reactions is:
A. 1, 2, 4, 3, 5, 6
B. 1, 3, 2, 6, 5, 4
C. 1, 4, 3, 2, 5, 6
D. 1, 2, 4, 5, 3, 6
