| Answer | Crossword Clue |
|---|---|
| ONEG | Universal donor's type, for short |
| ONEG | Universal donor's blood type, for short |
| ONEG | Universal blood type, for short |
| ONEG | Universal donor blood type, for short |
| ONEGATIVE | Universal donor's type |
| OPOSITIVE | Universal donor's blood type |
| ONEG | Universal donor's type, briefly |
| ONEG | Universal donor's type, informally |
| ONEG | Universal donor's blood type, briefly |
| RHNEGATIVE | Like the blood type of "universal donors" |
