| in obtaining energy | 15 | temporal |
| in the citric acid cycle | 5 | temporal |
| in progression | 3 | temporal |
| enzyme → be → central | 14 |
| enzyme → be → key enzymes | 9 |
| enzyme → have → central role | 6 |
| negative | neutral | positive |
| 0.059 | 0.763 | 0.178 |
| Raw frequency | 29 |
| Normalized frequency | 0.413 |
| Modifier score | 0.500 |
| Perplexity | 153.775 |