Review the Structure of DNA

1. On the image above, label:

• Phosphate

• Deoxyribose

• Hydrogen Bonds

• Each of the four bases: adenine, guanine, cytosine, thymine

2. The process by which DNA makes a copy is called ____________________________________

3. What two scientists are credited with establishing the structure of DNA? ______________________

4. What is the shape of a DNA molecule? ______________________________________________

5. The two sides of the molecule are said to be "anti-parallel." Carefully examine the image above. What does anti-parallel mean?