Heredity Crossword puzzle

123456789101112
Across
  1. 3. a specific characteristic
  2. 5. the trait that always shows up when the allele is present
  3. 6. the offspring of many generations that have the same form of trait
  4. 8. genetic makeup or alleles
  5. 9. the factors that control a trait
  6. 10. two identical alleles for a trait
  7. 11. the process in which a new organism begins to form when egg and sperm cells join
  8. 12. the trait that is hidden whenever the dominant allele is present
Down
  1. 1. two different alleles for a trait
  2. 2. physical characteristics
  3. 4. different forms of a gene
  4. 7. the scientific study of heredity