Chapter 9 CROSSWORD
Across
- 3. deoxyribonicnucleicacid
- 4. (G)
- 7. consist of an outer coat of protein and inner core of DNA
- 10. (C)
Down
- 1. base representing an amino acid
- 2. ribonicnucleicacid
- 5. molecule composed of a phosphate group
- 6. (T)
- 8. (A)
- 9. the study of life