Across
- 3. the set of information that controls a trait; a segment of DNA on a chromosone that codes for a specific trait
- 5. an allele whose trait always shows up in the organism when the allele is present
- 6. The passing of traits from parents to offspring
- 7. A characteristic that an organism can pass on to its offspring through its genes
- 8. an organism that has two different alleles for a trait; an organism that is heterozygous for a particular trait
- 9. The offspring of many generations that have the same traits
Down
- 1. The joining of a sperm and egg
- 2. The different forms of a gene
- 3. The scientific study of heredity
- 4. an allele that is masked when a dominant allele is present