Unformatted text preview: molecules 3. What are the materials that make up DNA? What structural form does DNA take and why is that important? Amino acids (rungs of the ladder) and phosphate-sugars (“backbone” of the structure). DNA forms a double helix, which allows it to “unzip” and “re-zip” during replication....
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- Fall '08
- Astronomy, fundamental energy source, Professor Eikenberry