Across
- 5. A segment of DNA that carries the instructions for a specific trait
- 6. An allele who trait is only expressed when two copies are present
- 7. Having two identical alleles for a trait
- 8. A different version of the same gene
- 9. An allele that mask the presence of another
Down
- 1. Casilla
- 2. Having two different alleles for a trait
- 3. The physical apperance or observable characteristic resulting from a genotype
- 4. The specific combination of alleles and organism has for trait