DNA / RNA

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Across
  1. 3. germ, stem,somatic
  2. 5. short for deoxyribonucleic acid
  3. 6. process of copying a segment of DNA into RNA
Down
  1. 1. one of the backbones of DNA
  2. 2. the other backbone of DNA
  3. 4. short for ribonucleic acid