NAME  ________________________________________
 
1.Label 5' and 3' ends of each stand.
Top left   Bottom right Bottom left   Top right  
2. Is the last base on the coding strand a pyrimidine or a purine?
3. What atom is the white arrow pointing at?
4. What atom is the yellow arrow pointing at?
5. What atom is the orange arrow pointing at?
6. What atom is the green arrow pointing at?
7. Which carbon of deoxyribose is the blue arrow point at?
8. Which carbon of deoxyribose is the pink arrow point at?
9. Is groove is at the top of this image the major groove or the minor groove?