1. DNA Structure

2. 1. On the diagram draw a box around a sugar-phosphate backbone.

3. 2. Circle and label a purine.
Or any G or A
2. Circle and label a purine.

4. 3. Circle and label a base pair.
Or any other
Base pair
3. Circle and label a base pair.

5. 4. Circle and label a nucleotide
Or any other
nucleotide
4. Circle and label a nucleotide

6. 5. What type of bonds exist between G and C
Hydrogen bonds

7. 6. What type of bonds exist between S and P
Sugar-phosphate bonds

8. 7. How many hydrogen bonds between a T and an A. 2

9. 8. Circle and label a pentose.
Or any other
pentose
8. Circle and label a pentose.