Genetics

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Across
  1. 3. the passing of traits from one generation to another
  2. 4. a trait that completely masks the other trait
  3. 6. trait that gets masked by the dominant trait
  4. 7. shaped like a double helix
Down
  1. 1. study of heredity
  2. 2. the father of genetics
  3. 5. a different form of gene