Across
- 3. An organism that has the same allele
- 4. the passing of physical characteristics from parents to children
- 7. The factors that control a trait
- 9. an allele that always shows up when present
- 10. different forms of genes
Down
- 1. an allele that only shows up if there is no dominant allele present
- 2. when a sperm and egg cell meet to form a new organism
- 5. an organism with both alleles for a trait
- 6. Ex: skin color, height, hair color
- 8. the study of heredity