| Answer | Crossword Clue |
|---|---|
| KIN | They're bound by blood |
| KIN | Ones bound by blood |
| REL | Bound by blood: Abbr. |
| hemoglobin | A red protein responsible for transporting oxygen in the blood of vertebrates. Its molecule comprises four subunits, each containing an iron atom bound to a heme group |
| INEVITABILITIES | They're bound to happen |
| SERFS | They're bound to work |
| SERFS | They're bound to land |
| NOTEBOOKS | They're bound for school |
| MEMOIRS | They're bound to hold recollections |
| PAGES | They're bound to stay in place |
