DNA

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Across
  1. 3. same genome
  2. 4. identify genes
  3. 5. two strands
  4. 7. there are 23 different types of them
Down
  1. 1. 20 different types make 1000's of protines
  2. 2. small section of dna that code for protine
  3. 6. entire set of genetic material in an organism