Across
- 2. variations of genes.
- 3. having different gene versions from each parent.
- 4. the offspring of two different species or varieties.
- 7. structures in cells containing genetic material.
- 8. an organism's genetic composition.
Down
- 1. the outward appearance of an organism, influenced by its genes and environment.
- 3. having two identical alleles for a particular gene, one inherited from each parent.
- 5. a gene variant that influences the phenotype even if there's only one copy.
- 6. a gene variant that shows its effect only when both copies are present.
- 8. a unit of DNA that holds instructions for building and maintaining an organism.