Across
- 4. A segment of DNA that codes for a specific trait
- 6. The genetic makeup of an organism
- 8. A trait that is masked when a dominant allele is present
- 9. Having two identical alleles for a gene
- 10. The specific location of a gene on a chromosome
- 11. Different versions of the same gene
Down
- 1. A trait that is expressed even when only one allele is present
- 2. Having two different alleles for a gene
- 3. The study of heredity and variation in living organisms
- 5. The passing of traits from parents to offspring
- 7. The observable physical traits of an organism