Across
- 3. the beginning of, the opening to
- 6. substance injected into body for immunity
- 8. a statement that requires a reponse
- 10. very old
- 11. smooth, not wasting time or materials
- 12. a piece of a greater whole, a segment
Down
- 1. when tissues get damaged or sick due to pathogens
- 2. to make more of, generate more
- 4. a new idea or device, state of the art
- 5. large piece of slow moving ice
- 7. having enough, satisfying
- 9. belonging to a group, happy in large company