Across
- 2. The physical appearance of a trait
- 5. A trait always expressed
- 8. Genetic code combination for a trait
- 10. Covered-up gene
- 12. when both genes are expressed
Down
- 1. Many genes together that express a trait
- 3. One of each gene for a trait
- 4. Two of the same genes for a trait
- 6. A different form of a gene
- 7. The unit of heredity
- 9. The study of heredity
- 11. A characteristic inherited from a parent