| equally | 3 | degree |
| in regulations | 2 | other |
| as sources of stem cells | 2 | manner |
| embryo → be → valuable | 6 |
| embryo → be → useful | 5 |
| embryo → be → valuable human beings | 3 |
| negative | neutral | positive |
| 0.165 | 0.443 | 0.392 |
| Raw frequency | 14 |
| Normalized frequency | 0.307 |
| Modifier score | 0.500 |
| Perplexity | 313.692 |