Genetics Vocabulary Crossword

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Across
  1. 4. An organism with two different alleles for a trait
  2. 7. Trait controlled by multiple genes
  3. 10. A trait that masks another trait when present
  4. 11. When both alleles are fully expressed at the same time
  5. 13. The physical traits that can be observed
  6. 15. The passing of traits from parents to offspring
Down
  1. 1. Having two different alleles for a trait
  2. 2. Thread-like structure that contains DNA and genes
  3. 3. Having two identical alleles for a trait
  4. 5. Molecule that carries genetic information
  5. 6. An organism’s genetic makeup
  6. 8. Changes in DNA that can affect traits
  7. 9. A trait that only appears when two copies are present
  8. 12. The children or young produced by parents
  9. 14. Different versions of the same gene