DNA and Stuff

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Across
  1. 3. Where A, T, G & C connect to the sides of the double helix
  2. 6. Coiled up DNA in the nucleus
  3. 7. The nitrogen base that pairs with Adenine
  4. 8. The nitrogen base that pairs with Cytosine
  5. 9. Proteins in the nucleus that form instructions to build cells
  6. 11. The nitrogen base that pairs with Thymine
Down
  1. 1. The nitrogen base that pairs with Guanine
  2. 2. The twisted ladder shape of DNA
  3. 4. Connects the Deoxyribose sugars to form the DNA backbone
  4. 5. The passing of traits from parents to offspring/children
  5. 7. A physical characteristic made by DNA
  6. 8. A section of DNA that is a code for a physical trait
  7. 10. The scientific study of Heredity
  8. 12. A group of three chemicals that make the structure of DNA