Across
- 2. The genetic makeup of an individual, represented by the combination of alleles.
- 5. A cross between individuals that differ in only one trait.
- 7. Having two identical alleles for a particular trait.
- 9. The units of hereditary information.
- 10. The passing of genetic material from parent to offspring.
- 12. Alleles An allele that masks the expression of a recessive allele.
- 13. Different versions of a gene.
- 14. The specific location of a gene on a chromosome.
- 15. The observable physical expression of a trait.
Down
- 1. Having two different alleles for a particular trait.
- 3. The structures that carry genes.
- 4. When both alleles of a gene are expressed equally in the phenotype.
- 6. A cross between individuals that differ in two traits.
- 8. The study of heredity and variation in organisms.
- 11. alleles An allele that is only expressed when both copies are present.