Across
- 3. offspring of parents that differ in genetically determined traits
- 6. the study of genes and heredity
- 8. the relationship between two versions of a gene
- 9. how pairs of gene variants are separated into reproductive cells
- 10. trait that is expressed only when genotype is homozygous
Down
- 1. presence of two identical alleles at a particular gene
- 2. presence of two different alleles at a particular gene locus
- 4. the genetic makeup of an organism
- 5. basic unit of heredity passed from parent to child
- 7. the observable characteristics in an individual resulting from the expression of genes