Across
- 4. material carried on chromosomes
- 6. gentic combination for a trait
- 8. two same genes for a trait
- 9. one of each gene for a trait
- 10. trait expressed when present
- 11. characteristic
Down
- 1. physical appearance for a trait
- 2. study of heredity
- 3. many genes together express a trait
- 5. masked by dominant
- 7. both genes are expressed