Across
- 3. Different versions of a gene
- 7. A characteristic
- 9. The field of biology that studies how genes control appearance
- 11. Two different alleles for a trait
- 13. All of the individuals born at the same time
- 14. The physical appearance of a living thing
Down
- 1. Region of DNA where instructions for a trait are kept
- 2. The genetic makeup of two alleles that control the phenotype
- 4. The trait that is visible because it blocks another
- 5. The carrier of genetic information
- 6. The trait that is hidden because it gets blocked
- 8. Two copies of the same allele
- 10. The long molecules of DNA that hold genes
- 12. A scientist who experimented with pea plants