APOLAR
| Date | Clue |
|---|---|
| 2024-03-08 | Balanced, as some molecules |
| 2023-02-24 | Electrically neutral, in chemistry |
| 2021-05-22 | Electrically balanced, in chemistry |
| 2020-10-04 | Electrically balanced, in chemistry |
| 2020-09-20 | Lacking + or -, electrically |
| 2013-02-15 | Like hydra neurons |
| 1999-09-25 | Lacking radiating appendages, as nerve cells |