| Answer | Crossword Clue |
|---|---|
| TYPEO | Commonest blood designation |
| APOS | Second-commonest blood type: Abbr. |
| TYPEO | Blood designation |
| TYPEB | Blood designation |
| TYPEAB | Blood designation |
| TYPEA | Blood designation |
| TYPEAB | Uncommon blood designation |
| TYPEAB | Rare blood designation |
| ONEG | Blood designation, briefly |
| ONEG | Blood designation, for short |
| TYPEO | Universal donor's blood designation |
| TYPEO | Most common blood designation |
| TYPEAB | Universal recipient blood designation |
