Connor Bartschy- CH 12/13

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Across
  1. 3. adenine and guanine are?
  2. 5. thymine and cytosine are?
  3. 8. enzyme that unwinds or unzips the parent strand
  4. 9. discovered the shape of DNA was a helix
  5. 11. discovered the base pair rule
  6. 14. discovered the shape of DNA was a double helix
Down
  1. 1. enzyme that catalyzes the synthesis of a new DNA strand in the 5 to 3 direction
  2. 2. discovered DNA was the hereditary material of viruses
  3. 4. enzyme that binds fragments of DNA on the lagging strand
  4. 6. discovered bacterial transformation
  5. 7. how many rings do pyrimidines have?
  6. 10. tiny subunits of DNA
  7. 12. the 2 sides of the DNA helix are held together by?
  8. 13. how many rings do purines have?
  9. 15. ladder like structure of DNA