Across
- 4. A trait always expressed when present
- 5. The physical appearance for a trait
- 7. One of each gene for a trait
- 9. Many genes together express a trait
- 11. Study of heredity - traits passed from parent to offspring
- 12. A different form of a gene
Down
- 1. When both genes are expressed
- 2. The genetic code combination for a trait
- 3. A characteristic inherited from a parent
- 6. Two of the same genes for a trait
- 8. Masked by dominant
- 10. Unit of inherited material carried on the chromosome